Question

What polynomial multiplyed by x-4 equals x^3 - 64??

Answer 1

x^3-64=x^3-4^3

now you know,
a^3-b^3=(a-b)(a^2 +ab + b^2)

so do you think you can compare and do it now??

Answer 2

No, i am still confused

Answer 3

\[\frac{x^3-64}{x-4}=x^2+4 x+16 \]