Question

can you please tell me if this os correct if not tell me how to do it
question => Find the difference for =>
(7x^3 – 6x^2 + 6) – (2x^2 – 4x – 9)

I have: 7x^3 - 8x^2 + 4x + 15

Answer 1

\[\large 7 x^3-8 x^2+4 x+15 \checkmark\]

Answer 2

seem to be correct to me

Answer 3

thanks question when something says find the product its just another way of saying find the sum / answer to the following is that correct?