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

(3√2 -9)(3√2 +9) multiply each pair of conjugates

OpenStudy (mathstudent55):

You can use FOIL and simplify, but you can do it more quickly by remembering that \((a + b)(a - b) = a^2 - b^2\)

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!