Question

Please help me someone!!!

Answer 1

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

answer
3x^3 - x^2 + 1 in standard form

hope it helps