Question

Use remainder theorem for x^3+8x^2+11x-20 by (x+4)

Answer 1

x^2+4x-5

Explanation:

x^3+8x^2+11x-20/x+4=x^2+4x-5

Answer 2

x^3 + 64 + 11x - 20bxy - 80by

(if I am wrong, apologies)