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

Is the number 71 prime or composite?

OpenStudy (anonymous):

It is prime.

OpenStudy (anonymous):

thanks

OpenStudy (mathstudent55):

Use a calculator to divide 71 by every whole number up to sqrt(71). If it is not divisible by any of those numbers, it is prime.

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!