4. Simplify: (3x2 + 3x + 1) + (x2 + x + 5)
A. 3x2 – 2x + 4
B. 4x2 + 4x + 6
C. 4x4 + 4x2 + 6
D. 4x4 + 3x2 + 5


Answer :

Answer: B

B

Step-by-step explanation:

3x2+3x+1+x2+x+5

4x2+4x+6

Answer:

x^2 + 4x +12 that should be the answer

Step-by-step explanation: