Question

if X + Y barabar 12 and X Y is equal to 40 find the value of X2 + Y2

Answer 1

$<u><b><huge>Hello<u><b><huge>$

ANSWER:-

Given:-

x+y=12

xy=40

ACCORDING TO THE QUESTION..


We know that formula of;


x²+y²

=(x+y)²-2xy


Now putting the value of Required terms...

=)(x+y)²-2xy

=) (12)²-2(40)

=)144-80

=)64



Thanks!!!!!

Answer 2

I hope this will help you