Question

Find the sum: (x2 + 2x + 3) + (3x2 + x + 1)

A. 3x^4+4x+3
B.4x^2+3x+4
C.4x^3+3x+4
D.4x^4+4x+3

Answer 1

B

Explanation:

using the distributive property, only like exponents can be added or subtracted together. (x^2+3x^2)+(2x+x)+(3+1) or 4x^2+3x+4