Respuesta :

Answer:

B

Step-by-step explanation:

-3 squared is 9

9 -(-3) =12

Answer:

Oops I was wrong the first time it's actually -6, first choice

Step-by-step explanation:

Just plug in -3, so x will now be -3

f(-3)=-3^2-(-3) = -(3)^2-(-3) = -9+3 = -6

It's -6 as the equation did not parentheses -3 together so you can only multiply 3