Question

quadratic equation without using formula
2y^2+11y+15

Answer 1

Judge It Yourself Friend...

Answer 2

Step-by-step explanation:

$2y {}^{2} + 11y + 15 \\ 2y {}^{2} + 6y + 5y + 15 \\ 2y(y + 3) \: + 5(y + 3) \\ (y + 3) \: (2y + 5) \\ y + 3 = 0 \\ y = - 3 \\ or \\ 2y + 5 = 0 \\ y = - 5 \div 2$