Ask your own question, for FREE!
Mathematics 62 Online
OpenStudy (anonymous):

what does it mean when one says addition on real numbers is closed?

OpenStudy (anonymous):

it means that if\[a,b \in R \] then \[a+b \in R\]

OpenStudy (anonymous):

ok.thanx

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!