Question

Please Help ASAP!

What values are in the domain of the function f(x)= 4-2x, if the range is {0,4,8}

Answer 1

Replace the range for f(x)

So...

0=4-2x

x=2

4=4-2x

x=0

8=4-2x

x=-2

Solve!

These are your domains!