Question

find f(-4) for each function...
f(x)=|x-3|

Answer 1

The answer would be 7. \[|-4 -3| = |-7| = 7\]

Answer 2

i so dont get this! what about f(x)=-5|x|

Answer 3

Plug in -4 for x. Also, the final answer after order of operations has been taken into place inside the absolute value bars is positive; follow order of operations after completing absolute value and hopefully you get your answer.