Question

factorize 12y²+ 28y-5

Answer 1

$= 12 {y}^{2} + 28y - 5 \\ = 12 {y}^{2} + 30y - 2y - 5 \\ = 6y(2y + 5) - 1(2y + 5) \\ = (2y + 5)(6y - 1)$

Answer 2

12y²+28y-5

12y²+30y-2y-5

6y(2y+5)-1(2y+5)

(2y+5)(6y-1)