Question

Write the absolute value function as a piecewise function f(x)=7|x|

Evaluate: f(x) = {x};x=2.4
Evaluate: f(x) = {x};x=33.93

Answer 1

10x<9x>=-3

Explanation:

6x +4x <-3 (5x-8>=-3

10x<-3(-3x>=-3

multiple the bracket by -3

10x<9x>-3