Answer:
Step-by-step explanation:
3x-1 or the 1st one
Answer
3x+1
Explanation
6x^2+11(x)+3
6x^2+(2+9)x+3
6x^2+2x+9x+3
(6x^2+2x)+9x+3
2x(3x+1)+3(3x+1)
(3x+1)(2x+3)
