Ask your own question, for FREE!
Mathematics 9 Online
OpenStudy (anonymous):

(z-9)^2

OpenStudy (anonymous):

multiply

OpenStudy (anonymous):

z^2 -18z +81

jhonyy9 (jhonyy9):

us formula (a-b)*2 =a*2 -2ab +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!