Question

if √(x-1) (y+2) = 7, x and y being positive whole numbers , then values of x and y are?​

Answer 1

Answer:

Correct option is

A

8,5

(x−1)(y+2)

=7⇒(x−1)(y+2)=7

2

⇒(x−1)=7and(y+2)=7

x=8 and y=5