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- November 12th 2013, 03:50 PMnycmathDerivatives of Inverse Functions
See picture.

- November 12th 2013, 08:04 PMSlipEternalRe: Derivatives of Inverse Functions
If , then .

So .

Hence .

So, after applying the quotient rule, multiply top and bottom by :

- November 12th 2013, 08:15 PMProve ItRe: Derivatives of Inverse Functions
- November 13th 2013, 06:29 AMnycmathRe: Derivatives of Inverse Functions
I now know what I did wrong. Than you very much.