Question

If p(x) = 2x² - 4x and g(x) = x - 3, what is (pᵒg)(x)?

O 2x² - 4x + 12
O 2x²-16x + 18
O 2x²-16x + 30
O 2x²-16x + 15

Answer 1

c. 2x²-16x+30

Explanation:

(p°g)(x)=p(x-3)

=2(x-3)²-4(x-3)

=2(x²-6x+9)-4x+12

=2x²-12x+18-4x+12

2x²-16x+30