Friday

April 18, 2014

April 18, 2014

Posted by **Anonymous** on Sunday, March 30, 2008 at 10:53pm.

I understand that you can take the natural logarithm of both sides and then take the derivative but why can't I simply take the derivative of it and get.. dy/dx = x(cos(x))(sin(x))^(x-1).

Thanks in advance :).

- Calculus -
**Original poster**, Sunday, March 30, 2008 at 11:23pmOh that was silly >.>.. I can't apply the power rule since it doesn't have a constant exponent. So is the only way to differentiate this equation is to use the natural logarithm and then the power + chain rule?

**Related Questions**

calculus - find max, min and saddle points of the give function f(x,y)=sin(x)+...

Calculus 12th grade (double check my work please) - 1.)Find dy/dx when y= Ln (...

math - How would I use separation of variables to solve the initial value ...

Calculus - y=sqrt(x)^1/x. Find dy/dx That is to the power of 1/x So to start ...

urgent urgent algebra / precalculas - For # 1, im getting stuck on this problem ...

pre-calculus - If sin a = 3/5 when Pi/2<a<Pi and cos B = -12/13 when Pi<...

calculus - Determine all the absolute extreme values for the function f(x,y) = ...

MATHS - Solve the following equations if 0<x<2pie (those are 'less than or...

Trigonometry - For 0<x<pi/2, sin x and cos x are both less than 1 and ...

Calculus - How do you us implicit differentiation to solve x( y + 2 )^5 = 8 x( y...