Friday

December 19, 2014

December 19, 2014

Posted by **W** on Thursday, February 9, 2012 at 10:06pm.

I feel that I'm doing this wrong because finding the derivatives of f(x) look really messy. Can you please show me the steps?

Thanks in advance!

- Calculus -
**Steve**, Friday, February 10, 2012 at 6:01pmThe derivatives are messy.

f = 2x/(1+x^2)

f' = -2(x^2 - 1)/(1+x^2)^2

f'' = 4x(x^2 - 3)/(1+x^2)^3

f''' = -12(x^4 - 6x^2 + 1)/(1+x^2)^4

...

**Answer this Question**

**Related Questions**

calculus - let f be the function f(x) = e^(2x^2) find the first four nonzero ...

Math - Find the general expression of the kth nonzero term in the taylor series ...

Math - Find the general expression of the kth nonzero term in the taylor series ...

Calculus - Find the first four non-zero terms and the general term for the ...

Calculus - Find the general expression of the kth nonzero term in the taylor ...

Calculus - Please.... I need your help! I posted this question yesterday and no ...

Math - Question 1 Write the first four terms of the sequence whose general term...

Math PLEASE HELP PLEASE PLEASE PLEASE - Question 1 Write the first four terms ...

Math - an = 3n - 1 Answer 2, 3, 4, 5 2, 5, 8, 11 -2, -5, -8, -11 4, 7, 10, 13 3...

Calculus - Hi~ Thank you for your help! I was trying to work on a problem about ...