Question 5 • Common Core Algebra I B-IC
Divide the polynomial by the known factor, or check which choice multiplies by (x+1) to give 2x²+5x+3. The product (x+1)(2x+3) is 2x²+2x+3x+3 = 2x²+5x+3. So the other factor is 2x+3, choice B.
AI-written and checked against the verified answer.