As seen in the photo, 1m (1 meter) distance away from the first house has a considerable value. At the same time, 1mm (1 millimeter) distance is too small of a value that can be considered negligible.http://www.greenemath.com/In this video we explain how to find the absolute value of a number. What is the absolute value of a number? The absolute value of ...Example. What is the absolute value of the following numbers? -4, -18.2, and 17 1/3. -4 – the absolute value is 4, as -4 is four numbers from 0. -18.2 – the …Indefinite Integral of Absolute Value of x? Is there a closed form solution? Ask Question Asked 8 years, 6 months ago. Modified 2 years, 9 months ago. Viewed 50k times 12 $\begingroup$ Been searching the net for awhile and everything just comes back about doing the definite integral. ... rev 2024.4.18.7903 ...Apr 2, 2024 · For example, the absolute value of 5 is 5, and the absolute value of −5 is also 5. The absolute value of a number may be thought of as its distance from zero along real number line. Furthermore, the absolute value of the difference of two real numbers is the distance between them. The absolute value has the following four fundamental properties: Recall that in its basic form f (x) = |x|, f ( x) = | x |, the absolute value function is one of our toolkit functions. The absolute value function is commonly thought of as providing the distance the number is from zero on a number line. Algebraically, for whatever the input value is, the output is the value without regard to sign.Figure 1.3.1.1 1.3.1. 1. Jeremiah just moved to Boston with his family. He wants to practice Aikido, but he's not sure which dojo to pick. The distance on the bus is probably the deciding factor, but some of them are Outbound, some are Inbound, and some are both. He lives near the Washington St. stop on the Green Line.Theorem: Extreme valUE theorem. Assume z = f (x,y) z = f ( x, y) is a differentiable function of two variables defined on a closed, bounded set D D. Then f f will attain the absolute maximum value and the absolute minimum value, which are, respectively, the largest and smallest values found among the following: The values of f f at the critical ...To find the absolute value of 4 - 7i, we need to calculate the magnitude of this complex number. The magnitude can be found using the formula √(a² + b²), where 'a' is the real part and 'b' is the imaginary part. For the complex number 4 - 7i, 'a' = 4 and 'b' = -7. Substituting these values into the formula, we have:The absolute value of -8 is 8, as it ignores the negative sign and gives the distance from zero. Similarly, the absolute value of -15 is 15. Now, add these values together: 8 + 15 = 23. How To Use The Calculator? Select what you want to calculate the absolute value for (Either Number or Equation) Enter the value in the designated fieldMAD Process: (1) Find the mean (average) of the set. (2) Subtract each data value from the mean to find its distance from the mean. (3) Turn all distances to positive values (take the absolute value). (4) Add all of the distances. (5) Divide by the number of pieces of data (for population MAD).The standard absolute value graph y=|x| has its vertex at (0, 0). If you want to change the point to be at (3,0), that means you are making x=3. Notice, these are on opposite sides of the "=". if you need to place them on the same side of the "=", then you would have x-3=0.The value 5 intervals to the left of the origin is -5. However, the distance of each of these two values from the origin is the same: 5. "5" is the absolute value of both +5 and -5. Mathematically, "absolute value" has a more formal definition. Say x is a real number. Then the absolute value of x is defined as follows:The absolute value of -4 - 9i is calculated using the Pythagorean theorem, which results in √97. The given options in the question do not include the correct answer. Explanation: The absolute value of a complex number, like -4-9i, is calculated using the formula |a+bi|= √(a²+b²). Here, a is the real part of the number and b is the ...Textbook Question. When 3 times a number is subtracted from 4, the absolute value of the difference is at least 5. Use interval notation to express the set of all numbers that satisfy this condition. Verified Solution. This video solution was recommended by our tutors as helpful for the problem above. 5m.The absolute value of a number corresponds to its magnitude, without considering its sign, if it has it. Geometrically, it corresponds to the distance of a point x x to the origin 0 0, on the real line. Mathematically the absolute value of a number x x is represented as |x| ∣x∣ . Due to the geometric nature of its interpretation, the ...Example 4: Solve the absolute value equation [latex]\left| { - 2x + 7} \right| = 25[/latex] . You may think that this problem is complex because of the [latex]-2[/latex] next to the variable [latex]x[/latex]. However, that shouldn't intimidate you because the key idea remains the same. We have the absolute value symbol isolated on one ...The extreme value theorem states that a continuous function over a closed, bounded interval has an absolute maximum and an absolute minimum. As shown in Figure 4.13, one or both of these absolute extrema could occur at an endpoint. If an absolute extremum does not occur at an endpoint, however, it must occur at an interior point, in which case ...In the Illustration titled Factoring a Degree Six Polynomial, we consider a version of the identity. (1− x)(1+ x + x2 + x3 + + xn−1) = 1− xn. This is a formal identity, so it holds true for any real value of x. One way to look at this is to multiply all the terms by (1 - x) and watch the terms fall away.Algebra Properties of Real Numbers Additive Inverses and Absolute Values. 2 Answers Wataru Nov 11, 2014 Remember that the absolute value sign is a negative sign eraser, so we have: #{(|-10|=10),(|10|=10):}# I hope that this was helpful. Answer link. Firelight Nov 11 ...Enter the number in question including any negative or positive notations. The calculator returns the absolute value. For example, if -3 is entered the calculator returns the absolute value of 3. The numeric value of 0 has neither a positive or negative connotations meaning the absolute value of 0 is 0. All other numeric values have an absolute ...Simplify absolute value expressions using algebraic rules step-by-step. absolute-value-calculator. en. Related Symbolab blog posts. Middle School Math Solutions – …2sqrt13 "the absolute value of a complex number is" •color(white)(x)|x+yi|=sqrt(x^2+y^2) "here "x=-6" and "y=4 rArr|-6+4i| =sqrt((-6)^2+4^2) =sqrt52=sqrt4xxsqrt13 ...So it's negative 2 times the absolute value of x plus 10 is equal to, well the whole point of this, of the 6 times the absolute value of x plus 10 minus 6 times the absolute value of x plus 10 is to make those cancel out, and then you have 10 minus 4, which is equal to 6. Now, we want to solve for the absolute value of x plus 10.Explanation: Split into two equations: -4-5x=16 or -4 -5x=16 Rearrange unknown terms to the left side of the equation: 5x=16-4 Calculate the sum or difference: 5x=20 Divide both sides of the equation by the coefficient of variable: x = 20 ÷ 5 x=20\div 5 x = 20 ÷ 5 Calculate the product or quotient: x=4 Rearrange unknown terms to the left side ...Now, absolute value inequality is any inequality that contains the absolute value of some expression. For instance, the inequality |x 2 + 3x -18| < 3 involves a quadratic expression. Most often, however, we have to deal with absolute value inequalities containing a linear expression, namely bx+c. In the most general form, they can be written as:So, mathematically, we take the absolute value of the result. For example, -0.45 would interpreted as 0.45. This means that, along the demand curve between points B and A, if the price changes by 1%, the quantity demanded will change by 0.45%. A change in the price will result in a smaller percentage change in the quantity demanded.Math is represented in the book by Mike's father, and he is a man with lots of problems: He is forgetful, overweight, anti-social, and not able to manage his daily life without the help of his teenage son. Mike's father is also seemingly biased against everything other than math and engineering. Finally, the father is an extremely serious work ...Linear and Absolute Value Function Families. In this Concept we will examine several families of functions. A family of functions is a set of functions whose equations have a similar form. The parent of the family is the equation in the family with the simplest form. For example, y = x 2 is a parent to other functions, such as y = 2x 2 - 5x + 3.Jordan bought 2 slices of cheese pizza and 4 sodas for $8.50. How much would an order of 1 slice of cheese pizza and 3 sodas cost? A. $3.25 B. $5.25 C. $7.75 D. $7.25In this case, the absolute value of -4 is 4 because both -4 and 4 are located 4 units away from zero in opposite directions. Related Questions. Find the absolute maximum and absolute minimum values of the function f(x)=(x−2)(x−5)^3+11 on each of the indicated.We start with an average, or measurement of the center, of a data set, which we will denote by m.; Next, we find how much each of the data values deviates from m.This means that we take the difference between each of the data values and m.; After this, we take the absolute value of each of the difference from the previous step. In other words, …2) The absolute values (besides being the distance from zero) act as grouping symbols. Once you get to the point that you can actually drop the absolute values, if there is a number in front, that number must be distributed. Example: 14 |x+7| = 2 becomes 14 (x+7) = 2 and 14 (x+7) = -2.Algebra basics. Foundations. Absolute value and number lines. Google Classroom. About. Transcript. One easy way to think of absolute value is the distance it is from zero. To do that, …Give a new lease of life to your practice with our free absolute value inequalities worksheets. Clear the absolute-value bars by splitting the inequality into two pieces. Instruct grade 8 students to find the boundary points by solving each basic, one-step, and two-step absolute value inequality in this batch of printable worksheets.Remove the absolute value term. This creates a on the right side of the equation because . Step 4. The complete solution is the result of both the positive and negative portions of the solution. Tap for more steps... Step 4.1. First, use the positive value of the to find the first solution.Indefinite Integral of Absolute Value of x? Is there a closed form solution? Ask Question Asked 8 years, 6 months ago. Modified 2 years, 9 months ago. Viewed 50k times 12 $\begingroup$ Been searching the net for awhile and everything just comes back about doing the definite integral. ... rev 2024.4.18.7903 ...Definition: Absolute Value Function. The absolute value function can be defined as. f(x) = |x| = { x if x ≥ 0 − x if x < 0. The absolute value function is commonly used to determine the distance between two numbers on the number line. Given two values a and b, then |a − b| will give the distance, a positive quantity, between these values ... Therefore its absolute value is 9. The number -9 is the same distance from zero, so its absolute value is also just 9. In both cases the magnitude, or absolute value, of your number is just plain old "9" because you've removed any negative sign that might have existed. Taking absolute value of a number leaves a positive unchanged, and makes a ... An eosinophil count uses a standard blood draw. As with any blood test, there are minimal risks of experiencing minor bruising at the needle site. In rare cases, the vein may become swollen after ...Explanation: Absolute (denoted by the vertical bars) means that everything between them is converted to non-negative. So | −4| = 4 and so is |4| = 4. Answer link. |4| is allready an absolute value, equal to 4 Absolute (denoted by the vertical bars) means that everything between them is converted to non-negative. So |-4|=4 and so is |4|=4.Simplifying expression with absolute value and unknown. 13. Derivatives of functions involving absolute value. 3. The contradiction method used to prove that the square root of a prime is irrational. 1. Solving absolute value equation in complex numbers. 32. Calculating the square root of 2. 0.Absolute value - The non-negative value of a number without regard to its sign. For example, the absolute value of 5 is 5, and the absolute value of −5 is also 5. The absolute value of a number may be thought of as its distance from zero along real number line. Therefore the absolute value of -1/4 is just 1/4.The absolute value is defined as the distance from a number to 0, and so it is always positive. So, the absolute value of −6 will be the distance from −6 to 0 on the number line, and it is 6. Remember that, | ± x| = x,x ∈ R. Answer link. 6 The absolute value is defined as the distance from a number to 0, and so it is always positive.The standard absolute value graph y=|x| has its vertex at (0, 0). If you want to change the point to be at (3,0), that means you are making x=3. Notice, these are on opposite sides of the "=". if you need to place them on the same side of the "=", then you would have x-3=0.Absolute. Menu Path : Operator > Math > Arithmetic > Absolute The Absolute Operator calculates the absolute value of the input. For example, an input value of (4 ,0, -4) outputs (4, 0, 4). This Operator accepts input values of various types. For the list of types this Operator can use, see Available Types.. Operator propertiesShift absolute value graphs Get 3 of 4 questions to level up! Scale & reflect absolute value graphs Get 3 of 4 questions to level up! Graph absolute value functions Get 3 of 4 questions to level up! Quiz 1. Level up on the above skills and collect up to 240 Mastery points Start quiz. Piecewise functions.Scaling & reflecting absolute value functions: equation. Google Classroom. About. Transcript. The graph of y=k|x| is the graph of y=|x| scaled by a factor of |k|. If k<0, it's also reflected (or "flipped") across the x-axis. In this worked example, we find the equation of an absolute value function from a description of the transformation ...How to Find the Mean Absolute Deviation. In statistics, the mean absolute deviation, or MAD, is the average difference between each value in the set and the set's mean.. Like standard deviation, mean absolute deviation is a measure of the variability or dispersion in a data set.While standard deviation is the square root of the sum of squares of the deviations from the mean, MAD is the mean ...51 The absolute value of a number represents the distance from the graph of the number to zero on a number line. 52 A definition that changes depending on the value of the variable. This page titled 1.1: Review of Real Numbers and Absolute Value is shared under a CC BY-NC-SA 3.0 license and was authored, ...Absolute Value. The absolute value (or modulus) of a real number is the corresponding nonnegative value that disregards the sign. For a real value, a, the absolute value is: a, if a is greater than or equal to zero. -a, if a is less than zero. abs(-0) returns 0.Includes lessons Absolute Value Solution Sets, Absolute Value Inequalities with One Variable, and Absolute Value Inequalitiea with Two Variables.Includes lessons Absolute Value Solution Sets, Absolute Value Inequalities with One Variable, and Absolute Value Inequalitiea with Two Variables.Solution. Here’s the ideal situation to apply our new concept of distance. Instead of saying “the absolute value of x minus 3 is 8,” we pronounce the equation |x − 3| = 8 as “the distance between x and 3 is 8.”. Draw a number line and locate the number 3 on the line. Recall that the “distance between x and 3 is 8.”.Examples, videos, and solutions to help Grade 6 students understand the absolute value of a number as its distance from zero on the number line. Students use absolute value to find the magnitude of a positive or negative quantity in a real-world situation. New York State Common Core Math Grade 6, Module 3, Lesson 11. Opening Exercises.The absolute value or modulus of a number is its non-negative value or distance from zero. In math, the absolute value or modulus of a number is its non-negative value or distance from zero.It is symbolized using vertical lines. Here is a look at the absolute value definition, examples, and ways to solve absolute value equations.The absolute value of the number is defined as its distance from the origin. For example, to find the absolute value of 7, locate 7 on the real line and then find its distance from the …In this video I explained how to integrate a function with argument containing absolute values.And the absolute value of 33 is just 33. Or you could've done it the other way around. Since we're taking absolute value, it doesn't matter what we subtract from the other ones. You could do on 1881 minus 1914, and you would've gotten negative 33. But the absolute value of either of these numbers is, you're saying, how far is 33 or negative 33 ...The absolute value of a number is its distance from zero on a number line . For instance, 4 and − 4 have the same absolute value ( 4 ). So, the absolute value of a positive number is just the number itself, and the absolute value of a negative number is its opposite. The absolute value of 0 is 0 . Easy!Derivative Calculator. Step 1: Enter the function you want to find the derivative of in the editor. The Derivative Calculator supports solving first, second...., fourth derivatives, as well as implicit differentiation and finding the zeros/roots. You can also get a better visual and understanding of the function by using our graphing tool.Absolute Value for a number x is denoted by |x|, pronounced as “module x”. Absolute values are only numeric values and do not include the sign of the numeric value. Learn about Absolute valueS in detail, including …This page titled 2.4: Inequalities with Absolute Value and Quadratic Functions is shared under a CC BY-NC-SA 3.0 license and was authored, remixed, and/or curated by Carl Stitz & Jeff Zeager via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request.The absolute value of a number is the number without its sign. Syntax. ABS(number) Number is the real number of which you want the absolute value. Example. Col1. Formula. Description (Result)-4 =ABS([Col1]) Absolute value of -4 (4) Need more help? Want more options? Discover Community.What is Absolute Difference? Absolute difference is the size of the difference between any two numbers. You can think of this as the distance between the two numbers on a number line. Whether the numbers are positive or negative, absolute difference tells you the value of this distance. Examples of Absolute Difference Formula Calculations: 1.The absolute value of a real number is the distance of the number from 0 0 on a number line. The absolute value of x x is written as \left|x\right|. ∣x∣. For example, \left|5\right| …The absolute value of a number measures its distance to the origin on the real number line. Since 5 is at 5 units distance from the origin 0, the absolute value of 5 is 5, |5|=5. Since -5 is also at a distance of 5 units from the origin, the absolute value of -5 is 5, |-5|=5: We are ready for our first inequality. Find the set of solutions for.What is the modulus (absolute value) of − 6 + 4 i ? Don't round. If necessary, express your answer as a radical. | − 6 + 4 i | =. Report a problem. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a ...pandas.DataFrame.abs. #. Return a Series/DataFrame with absolute numeric value of each element. This function only applies to elements that are all numeric. Series/DataFrame containing the absolute value of each element. Calculate the …The larger the absolute value of the z-score, the further away an individual value lies from the mean. The following example shows how to calculate and interpret z-scores. Example: Calculate and Interpret Z-Scores. Suppose the scores for a certain exam are normally distributed with a mean of 80 and a standard deviation of 4.Click here 👆 to get an answer to your question ️ Select all numbers that have an absolute value of 4. Select all numbers that have an absolute value of 4. - brainly.com See what teachers have to say about Brainly's new learning tools!Mean absolute deviation describes the average distance between the values in a data set and the mean of the set. For example, a data set with a mean average deviation of 3.2 has values that are on average 3.2 units away from the mean. A group of kids in town A has a bake sale every week for 5 weeks, making $40, $40, $50, $55, and $65. Their mean sales are ...Taking the absolute value of a positive does not change the outcome. First Case: x + 2 = 9. The second case is that x+2 is negative. To get the absolute value of a negative, you have to negate it (which makes it positive again). Therefore |x+2| = - (x+2). Second Case: - (x + 2) = 9. Here we can solve both cases for x.Terms in this set (8) Do you rational numbers include which of the following? Positive integers negative integers and fractions. Make the statement true. 3<4<5. Evaluate absolute value of -3. |-3|. 3. Evaluate absolute value of -7+3 times the absolute value of four.Scaling & reflecting absolute value functions: graph. Google Classroom. About. Transcript. The graph of y=k|x| is the graph of y=|x| scaled by a factor of |k|. If k<0, it's also reflected (or "flipped") across the x-axis. In this worked example, we find the equation of an absolute value function from its graph. Questions.f′(x) ={1 −1 x > 0 x < 0. is true. But to check whether f is differentiable at 0, we need to decide if. limh→0 f(0 + h) − f(0) h = limh→0 |h| h. exists. In fact, this limit does not exist. The moral of the story is that differentiability requires checking not just a point, but a neighborhood around that point. This is why when it can ...Absolute Value I am having an issue with finding the max value of positive and negative values. I want it to always pick the highest integer but to have it's sign remain the same. For instance, x=10, y=15, z=-20 are my numbers calculated that . t:=550*[max(x,y,z)] -p is depended on. if I do r:= max(x,y,z) it will state that r=15 when I need it ...The absolute value of a real number is the distance of the number from 0 0 on a number line. The absolute value of x x is written as \left|x\right|. ∣x∣. For example, \left|5\right| …The absolute value of a number may be thought of as its distance from zero. In mathematics, the absolute value or modulus of a real number , denoted , is the non-negative value of without regard to its sign. Namely, if is a positive number, and if is negative (in which case negating makes positive), and . For example, the absolute value of 3 is ...Explanation: Absolute (denoted by the vertical bars) means that everything between them is converted to non-negative. So | −4| = 4 and so is |4| = 4. Answer link. |4| is allready an absolute value, equal to 4 Absolute (denoted by the vertical bars) means that everything between them is converted to non-negative.The equations template contains the absolute value notation or enter: abs(x) Question: 1. Comment on the relationship between the graphs of and . Students should note that the when x 0 the graph is reflected in the x axis. Question: 2. Graph and compare each of the following: a. yx 2 4 and yx 2 4 b. f x x( ) 33 and f x x( ) 3 3 c.The absolute value of the sum of the abscissas of all the points on the line x + y = 4 that lie at a unit distance from the line 4 x + 3 y − 10 = 0 is_____ View Solution If the equations x 2 − 3 x + 4 = 0 and x ( b − 3 x ) + 2 x + a = 0 have a common root then the absolute value of ( a − b ) is equal toThe local minimum value of \(f\) is the absolute minimum value of \(f\), namely \(-1\); the local maximum and absolute maximum values for \(f\) also coincide - they both are \(1\). Every point on the graph of \(f\) is simultaneously a relative maximum and a relative minimum. Correct answer: f (x) = x 4 + (1 – x) 2. Explanation: When we take the absolute value of a function, any negative values get changed into positive values. Essentially, | f ( x )| will take all of the negative values of f ( x) and reflect them across the x -axis. However, any values of f ( x) that are positive or equal to zero will not be ...
Now, let us find the absolute value of a complex number z = 6 + 8i is ${\sqrt{6^{2}+8^{2}}}$ = ${\sqrt{100}}$ = 10. In Unit Circle. Complex numbers can have an absolute value of 1. It is the same for -1, just as for the imaginary numbers i and -i. This is because all of them are one unit away from 0, either on the real number line or the .... Joy ride 2023 full movie
The absolute value of a number is simply the distance that number lies away from 0 on the number line. Absolute value eliminates the "direction" traveled to get there. It's like saying that you walked 3 meters frontward versus 3 meters backward. You walked 3 meters in different directions from where you started! With a number line in front of ...This Algebra video provides a basic introduction into graphing absolute value functions using transformations and data tables. It explains how to find the d...The absolute value of ( −4), written as |−4|, is equal to 4 because −4 is 4 places away from zero. If you make that number negative, then your answer is 4. |−4| = 4. −(4) = − 4. Answer link. -4 Absolute vale means how many places a number is away from zero. The absolute value of (-4), written as abs (-4), is equal to 4 because -4 is ...About absolute value equations. Solve an absolute value equation using the following steps: Get the absolve value expression by itself. Set up two equations and solve them separately.Simple Interest Compound Interest Present Value Future Value. Economics. Point of Diminishing Return. Conversions. ... absolute max. en. Related Symbolab blog posts. Practice Makes Perfect. Learning math takes practice, lots of practice. Just like running, it takes practice and dedication. If you want...How to Solve Tough Absolute Value Equations. In our previous encounter of solving absolute value equations, we dealt with the easy case because the problems involved can be solved in a very straightforward manner.. In tough absolute value equations, I hope you notice that there are two absolute value expressions with different arguments on one side of the equation and a constant on the other side.The absolute value of a Single is its numeric value without its sign. For example, the absolute value of both 1.2e-03 and -1.2e03 is 1.2e03. If value is equal to NegativeInfinity or PositiveInfinity, the return value is PositiveInfinity. If value is equal to NaN, the return value is NaN.Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! :) https://www.patreon.com/patrickjmt !! Absolute Value and Evaluat...The absolute value is a math operation applied to real numbers that is defined as follows: For a real number. x x, if. x x is positive (or zero), the absolute value of. x x is just. On …Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.The absolute value of a number a a, denoted |a| | a |, is the distance from a to 0 on the number line. Absolute value answers the question of "how far," and not "which way." The phrase "how far" implies "length" and length is always a nonnegative quantity. Thus, the absolute value of a number is a nonnegative number. Sample Set A.By taking the absolute value of the terms of a series where not all terms are positive, we are often able to apply an appropriate test and determine absolute convergence. This, in turn, determines that the series we are given also converges. The second statement relates to rearrangements of series. When dealing with a finite set of numbers, the ...Output:-. Enter a number: -52.8. Absolute value = 52.800000. Enter a number: 5. Absolute value = 5.000000. In this C program, we use the if block statement. If the number is negative then convert the number into a positive number otherwise it will remain as it is. To convert the number from negative to positive the minus operator (-) can be used.What is the modulus (absolute value) of − 6 + 4 i ? Don't round. If necessary, express your answer as a radical. | − 6 + 4 i | =. Report a problem. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a ...Oct 25, 2023 · To find the absolute value of a complex number, we need to take the square root of the sum of the squares of its real and imaginary parts. In this case, the complex number is 4 - 7i. We have 4 as the real part and -7 as the imaginary part. So, the absolute value is given by √(4^2 + (-7)^2). An absolute value inequality is an inequality that contains an absolute value expression. For example, ∣ x < 2 and ∣ ∣ x ∣ > 2 are absolute value inequalities. Recall that x 2 means the distance between ∣ ∣ x and 0 is 2. The inequality x ∣ ∣ > 2 means the distance between x and 0 is greater than 2. than 2.3.5: Absolute Value Functions. There are a few ways to describe what is meant by the absolute value | x | of a real number x. You may have been taught that | x | is the distance from the real number x to 0 on the number line. So, for example, | 5 | = 5 and | − 5 | = 5, since each is 5 units from 0 on the number line..