Question

Given h(x) = 3|x| -1, what is the value of h(-7)?

Answer 1

`h(-7)=20`

Explanation:

To evaluate h( -7), substitute h = - 7 into h(x).

`h(color(red)(-7))=3|color(red)(-7)|-1`

now | -7| = 7

`rArrh(-7)=(3xx7)-1=21-1=20`