Question

2y square-4y-30 solve step by step​

Answer 1

Answer:

y=5,-3

Step-by-step explanation:

2y2-4y-30=0

2(y2-2y-15)=0

y2-2y-15=0

y2-5y+3y-15=0

y(y-5)+3(y-5)=0

(y-5)(y+3)=0

y-5=0. ,y+3=0

y=5. ,y=-3