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2007-01-02 06:09:52 · 18 answers · asked by cindy c 1 in Science & Mathematics Mathematics

18 answers

- 0 -

2007-01-02 06:16:51 · answer #1 · answered by Anonymous · 0 1

The marks for Absolute Value are |n| where n is a number. For example |-4|

Absolute value can be defined as the distance that a number is from zero. And you can't have negative distance. So in the example |-4| is 4 because it is 4 from 0.

2007-01-02 06:13:29 · answer #2 · answered by Dido 4 · 0 0

From a quick Yahoo search:

absolute value

magnitude of a number or other mathematical expression disregarding its sign; thus, the absolute value is positive, whether the original expression is positive or negative. In symbols, if |a| denotes the absolute value of a number a, then |a|= a for a ›0 and |a|=−a for a <0. For example, |7|= 7 since 7 ›0 and |−7|=−(−7), or |−7|=7, since −7 < 0.

2007-01-02 06:12:14 · answer #3 · answered by MamaMia © 7 · 0 0

The size or magnitude of a quantity, without reference to whether it is positive or negative. The absolute value of (x - m) is the same as that of (m - x). Both values express how far away the two are from each other, without specifying which is larger than the other. The sign for absolute value is two enclosing vertical lines, |. The expression |m - x| thus means "the absolute value of the quantity (m - x)."

2007-01-02 18:03:53 · answer #4 · answered by Anonymous · 0 0

Asolute value is the positive value of the number regardless of the sign. Thus absolute value of -6 = 6. We usually write this as
|-6| = 6.
|x-3|= 7 means x-3 =7 so x = 10 and x-3 =-7 or x= -4
So, no matter if x=10 or x=-4, |x-3| = 7.

2007-01-02 06:21:57 · answer #5 · answered by ironduke8159 7 · 0 0

Distance from zero

Definition: Always a positive number, refers to the distance of a number from 0, the distances are positive.

Examples: You will use this term to refer to the distance of a point or number from the origin (zero point) of a number line. The symbol to show the absolute value is two vertical lines: | -2 | = 2.

2007-01-02 06:12:09 · answer #6 · answered by i.heart.u 5 · 1 0

Absolute value is shown by a vertical line either side of the number

|x|

It basically means the positive version of the number

|2| = 2
|-2| = 2

2007-01-02 06:12:47 · answer #7 · answered by Tom :: Athier than Thou 6 · 0 0

As many have said, the absolute value of a number, x, refers to the distance between 'x' & 0.

In general,
if x >= 0 then |x| = x
if x < 0, then |x| = (-x) [the opposite of x.]

Since, absolute value indicates distance, it will always be nonnegative.

2007-01-02 06:20:49 · answer #8 · answered by S. B. 6 · 0 0

Absolute value term refers to the distance to zero.

2007-01-02 06:12:42 · answer #9 · answered by jackie 1 · 0 0

Value of a quantity ignoring negative sign.
[Absolute value of -4=4]

2007-01-02 06:13:31 · answer #10 · answered by openpsychy 6 · 0 0

Definition of absolute value function ABS(x) on R→R

If x=>0 then ABS(x) = x
If x<0 then ABS(x) = -x

i.e in the second case you have a negative times a negative equals a positive.

This definition would have to be changed for complex numbers.

2007-01-02 06:19:46 · answer #11 · answered by crazy_tentacle 3 · 0 0

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