The product of two numbers is 161.The sum of their squares is 578.What is the sum of two numbers?
Answers
Answered by
3
let the no. be x & y
since, xy=161 and x²+y²=578 , x+ y=?
since,
(x+y)²=x²+y²+2xy
= 578 +2(161)
=578+322
=900
hence, x+y = √900 = 30 ans.
follow my youtube channel
Tej nagpal
& share it with your friends.
since, xy=161 and x²+y²=578 , x+ y=?
since,
(x+y)²=x²+y²+2xy
= 578 +2(161)
=578+322
=900
hence, x+y = √900 = 30 ans.
follow my youtube channel
Tej nagpal
& share it with your friends.
tejnagpal:
buddy, follow my yputube channel
Similar questions