Question

factor completely
x^5-x^3+8x^2-8

Answer 1

=x^3(x^2-1)+8(x^2-1)
=(x^2-1)(x^3+8)
=(x-1)(x+1)(x+2)(x^2-2x+4)

Answer 2

hey hw did u expand (x^3+8)?

Answer 3

that's where my problem lies

Answer 4

(a^3+b^3)=(a+b)(a^2-ab+b^2)

Answer 5

ok thanks