Question

(3x3 + 5x + 4) – (2x3 – 2x + 4)

Answer 1

okay!

We have to multiply the - to the other party , so we'll have :

\[=3x^3 + 5x + 4 -2x^3+2x-4 \]

Let's subtract :

\[= x^3 + 7x\]

let's simplify it and we'll get :
\[= x(x^2+7)\]

done ^_^

Answer 2

thank you