g(n) = n^3 - 5n^2 ; Find g(-4n)

Answer 1

well, plug it in...
g(-4n) = (-4n)^3 - 5(-4n)^2
= (-4)^3 n^3 - 5(-4)^2 n^2
= -64n^3 - 80n^2

Answer 2

Thank you very much, Steve.

Answer 3

89