Ask your own question, for FREE!
Mathematics 20 Online
OpenStudy (anonymous):

if x^2+y^2=36 and (x+y)^2=64, what is xy?

OpenStudy (anonymous):

does it help to know that \((x+y)^2=x^2+y^2+2xy\) ?

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!