(y-7)(y+3)

Asked by touhidulislam1234554321 | 28th Nov, 2019, 07:18: PM

Expert Answer:

(y-7)(y+3)
= y(y+3)-7(y+3)
= y2+3y-7y-21
= y2- 4y -21

Answered by Arun | 29th Nov, 2019, 12:07: PM