Question

find the value of( x^2y^2) if x+y=10 and xy=15​

Answer 1

Step-by-step explanation:

( x+y )² = x² + y² + 2xy

=> 10² = x² + y² + 2(15)

=> 100 - 30 = x² + y²

=> 70 = x² + y²

Answer 2

Answer:

70

Step-by-step explanation:

x^2+y^2=(x+y)^2-2xy =10^2-2*15=70