Question

How do you combine `( x^3+2x-1)+(3x^2+4)`?

Answer 1

`=x^3+3x^2+2x + 3`

Explanation:

`(x^3+2x−color(blue)(1))+(3x^2+color(blue)(4))`

`=x^3+3x^2+2x + 3`