Question

F (x)=-x^2+10x find f (-8)

Answer 1

Remove each x and put - 8

Explanation:

(-8)^2+(10x_8)=-16

Answer 2

Answer: f(-8)=-144

Explanation:

f (x)=-x^2+10x

f (-8)=

-(-8)^2+10(-8)=

-64+(-80)=

-64-80=

-(64+80)=-144