Question

How do you simplify `abs(-24)`?

Answer 1

`\abs{-24} = 24`.

Explanation:

The function "absolute value" is defined like this :

`\abs{.} : RR \rightarrow RR_{+}`
`\abs{x} = x`, if `x \geq 0`,
`\abs{x} = - x`, if `x \lt 0`.

Therefore, `\abs{-24} = -(-24) = 24`.