Question

Hi
I will mark as brain list
Please tell me answer of this question in easy way but Step-by-step explanation ​

Answer 1

Step-by-step explanation:

consider(y^2-3y)=a

a^2-5a-50

a^2-10a+5a-50

a(a-10)(a-10)5

(a+5)(a-10)

(y^2-3y+5)(y^2-3y-10)