Question

.). If (x + y)2 = 144,2xy=40 then find x2 + y2
a) 104
b) 84
d)154
c) 184​

Answer 1

Answer:

a) 104

Step-by-step explanation:

Given :-

( x + y) ^2 = 144

2xy = 40.

Solution:-

( x + y) ^2 = x^2 + y^2 + 2xy

144 = x^2 + y^2 + 40

144 - 40 = 104 = x^2 + y^2

hope it helps

Answer 2

Answer:

184

Step-by-step explanation:

add the 144 and 40 u will get 184