Question

Find sum (2x^2 + x +3) + (3x^2 + 2x + 1)

Answer 1

I believe the answer is 5x^2 + 3x + 4

I got this answer by adding like terms.

Answer 2

5x² + 3x + 4

remove parenthesis and collect like terms

2x² + x + 3 +3x² + 2x + 1

= (2x² + 3x²) + (x + 2x ) + 3 + 1

= 5x² + 3x + 4