Question

Help plsss :3
been stuck on this question for awhile the picture should be above

Answer 1

2x + 1

Explanation:

You'll first try to solve the equation

10x^2 + 11x + 3

10X^2 + 5x + 6x + 3

5x(2x + 1) + 3(2x + 1)

(5x + 3) (2x + 1)

Therefore 2x + 1 is a factor