Question

i so dont get this! what about find f(-4) for the function below
f(x)=-5|x|

Answer 1

did you get a wrong answer? or how did you try to solve it?

Answer 2

-20

Answer 3

f(-4) is shorthand for evaluate f when x = -4. So just substitute -4 for x

Answer 4

The absolute value of -4 would be 4 and 4 times -5 equals -20

Answer 5

thank you guys! this poor momma needs a refresher course!