Ask your own question, for FREE!
Mathematics 22 Online
OpenStudy (anonymous):

find all numbers for which the expression is undefined t^3-8t/t^2-9

OpenStudy (saifoo.khan):

3, -3

OpenStudy (anonymous):

yep, the denominator is a difference of two squares and factors to (x-3)(x+3); for rational functions the roots of the denominator are its exclusions wrt domain

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!