If f(x) = 6x-5 and g(x) = 3x+4, what is (g*f)(x-3)?

1 Answer
Oct 21, 2017

(g*f)(x-3)=18x^3-45x^2-47x+60

Explanation:

(g*f)(x-3)

=(3x+4)(6x-5)(x-3)

=(18x^2+9x-20)*(x-3)
=(18x^3+9x^2-20x-54x^2-27x+60)
=(18x^3-45x^2-47x+60)