How is it done?

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- Jan 4th 2012, 09:14 AMStuck Manderivative of a logarithmic function
How is it done?

- Jan 4th 2012, 09:36 AMStuck ManRe: derivative of a logarithmic function
I have done it. It is done the usual way, derivative of (x + (x^2+k)^0.5)/(x + (x^2+k)^0.5).

- Jan 4th 2012, 09:38 AMMarkFLRe: derivative of a logarithmic function
Use:

- Jan 4th 2012, 09:52 AMSorobanRe: derivative of a logarithmic function
Hello, Stuck Man!

Quote:

First, you do the Calculus (find the derivative),

. . then do some Algebra.

We have: .

The derivative is: .

Multiply by

. . . . . . . . . . .

. . And cancel: .