Absolute Value shows how far is a number away from ‘0(zero)’.
The absolute value of a real number is defined as the principle square root of the square of number.
Principle Square Root:
The non-negative square root of a non-negative real number, a , is called the principle square root of a and is written √a.
Absolute Value:
1.Write the absolute value of each number.
a) 14
|14|=14
absolute value:14
b)-7.5
|-7.5|=7.5
absolute value:7.5
2.Evaluate |3-5|
|3-5|
=|-2|
=2