find the derivative.

#1.)

f(x) = (3x+1)^3/(x)^6

#2.)

f(x) = 1/2x+sin^3x

..if someone could help me out Fast! id really appreciate it. thanks

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- Jan 24th 2006, 06:15 AMineedhelp123derivatives
find the derivative.

#1.)

f(x) = (3x+1)^3/(x)^6

#2.)

f(x) = 1/2x+sin^3x

..if someone could help me out Fast! id really appreciate it. thanks - Jan 24th 2006, 07:57 AMjacs
Here is the first one, using the quotient rule

where

- Jan 24th 2006, 08:18 AMjacsQuote:

Originally Posted by**ineedhelp123**

hope that helps

jacs

ps. sorry about crappy handwriting hope you can read, not confident enough in laTex yet - Jan 24th 2006, 01:54 PMineedhelp123thanks!Quote:

Originally Posted by**jacs**

- Jan 24th 2006, 03:38 PMjacs
you are welcome