Question

(y-8)(y^2+8y+64)

Answer 1

multiply everything in your polynomial by "y" then do the same with "-8" simplfy like iteams and you got it

Answer 2

i've tried and i keep getting the wrong answer for some reason

Answer 3

did you get y^3+64y-512?

Answer 4

y*3 + 8 y^2 + 64y
- 8y^2 - 64y - 512
= y^3 - 512.

Answer 5

Difference of two cubes.

Answer 6

i kept adding the 64y in there where it wasn't needed lol... thanks

Answer 7

:^)