Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

Multiply. (5b+4)(5b-4)

OpenStudy (anonymous):

=(5b)^2-4^2 =25b^2-16

OpenStudy (anonymous):

25b is what I think but you should use pourjours formula and not take my shortcut just to be shure

OpenStudy (anonymous):

Thank you!

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!