Answer:
Hey there! The answer to your question will be below.
Step-by-step explanation:
The answer to your question is 4x^3 + 4x^2 or 3x² +6
I attached a picture sorry for my handwriting
( it only says 3x²+6 but I meant to say both 4x^3 + 4x^2 or 3x² +6)
Hope that helps
By: xBrainly