Question

If f(x) = -x2 + 6x, what is f(-3)?A) -162 B) -27 C) -9 D) 9

Answer 1

f(3)= -9

Explanation:

F(x)=-x2+6x

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

f(3)=9+-18

f(3)=-9

Answer 2

-27

Explanation:

f(x) = -x^2 + 6x

Let x = -3

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

= -9 - 18

-27