Algebra-1

The absolute value of a number is a measure of its distance from zero on the number line, regardless of direction. It is always a non-negative number. The absolute value of a number x is denoted by ∣x∣ and is defined as follows:

If x is positive or zero, then ∣x∣= x.

If x is negative, then ∣x∣= −x (which converts it to a positive value).

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