If , then what does equal at the point ?
**I have not attempted this solution because I do not understand how works.
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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:
Now take the second derivative:
Now plug in your expression for the derivative and simplify.
Well, we can differentiate implicitly and then do it again.
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.
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