Question

Multiply: (x + 1)(x2 - x + 1).

a.) x3 + 1

b.) x3 - 2x2 + 1x

c.) x3 - 2x2 + 2x + 1

Answer 1

(x+1)(x^2-x+1)
x^3-x^2+x+x^2-x+1
x^3+1

So the answer is A. But we just did this kind of problem; do you understand how it is done?

Answer 2

You tell me