find by implicit differentiation

i don't see this moving towards which is the answer(Crying)

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- March 16th 2010, 04:58 PMbigwaved^2y/dx^2
find by implicit differentiation

i don't see this moving towards which is the answer(Crying) - March 16th 2010, 05:01 PMMoo
In your formula for , you have a y', which you can replace by what you found just above ! : :)

And then finish it off with the original equation :

Plus, you applied the quotient rule incorrectly, the derivative of is , but you did - March 16th 2010, 05:42 PMbigwaveQuote:

Plus, you applied the quotient rule incorrectly, the derivative of is , but you did

- March 17th 2010, 12:07 AMMoo
- March 17th 2010, 11:19 AMMoo
We have and

But

But the very first equation tells us that

Hence

Therefore,