If , then what does equal at the point ? **I have not attempted this solution because I do not understand how works.
Follow Math Help Forum on Facebook and Google+
Originally Posted by Cursed If , then what does equal at the point ? **I have not attempted this solution because I do not understand how works. I am going to assume this was supposed to be Start with your first derivative: so Now take the second derivative: Now plug in your expression for the derivative and simplify. -Dan
Well, we can differentiate implicitly and then do it again. Product rule: Do it again using quotient rule: But, note what y' is equal to from before. Sub that in: Plug in your values.
Thank you both for the help. I understand it now.
View Tag Cloud