student-name

Faaiz A. asked in Math

Can someone pls tell me d answer to this Q.

Thank You
student-name

Roopam Pandey answered this

Dear student,Using algebraic identity,x+y2=x2+y2+2xyx+y=4xy=2therfore42=x2+y2+2(2)16=x2+y2+4x2+y2=16-4x2+y2=12Regards