Ask your own question, for FREE!
Mathematics 7 Online
OpenStudy (anonymous):

Knowing that x+y=1, how can I prove that x^2+y^2 >= 1/2? I'll appreciate any help :)

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!