Question

2y^2+y-45
factorise please

Answer 1

Answer:

$2 {y}^{2} + y - 45 = 0 \\ 2 {y}^{2} + 10y - 9y - 45 = 0 \\ 2y(y + 5) - 9(y + 5) = 0 \\ (2y - 9)(y + 5)$