Ask your own question, for FREE!
Mathematics 21 Online
OpenStudy (anonymous):

x,y,z are consecutive positive integers, such that x < y < z. If the units' digit of x2 is 4 and the units' digit of y2 is 1, what is the units' digit of z2?

OpenStudy (anonymous):

Modular arithmetic problem?

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!