# Implicit differentiation

find y'' (double prime) for x^4+y^4=1

Sounds like homework, so let me ask you, what do you think you should do?

Sounds like homework, so let me ask you, what do you think you should do?

i know first to find the y' then go on to find y" but i cant find y" i cat get the first part but not the second..

i know first to find the y' then go on to find y" but i cant find y" i can get the first part but not the second..

cristo
Staff Emeritus