Let f (x) = x+2 and g (x) = x^2. Find (g•f) (-5)

-5x^3 - 10x^2

Step-by-step explanation:

(x^2 * (x+2)) (-5)

Apply the distributive property

(x^2 x + x^2*2) (-5)

Multiply x^2 by x by adding exponents

(x^3+x^2 * 2) (-5)

Apply the distributive property

(x^3 + 2x^2) (-5)

-5x^3 - 10x^2