Posted by **Nancy** on Wednesday, December 9, 2009 at 12:12am.

find the derivative of 3x^4-5x+3/x^4+1

i know that the derivative of the numeratoor would be 12x^3-5 but i'm not sure if its right since it has a denominator i Know i need to do something to it but not sure if to simplify.

- Calc. -
**Reiny**, Wednesday, December 9, 2009 at 12:20am
You will have to use the quotient rule.

If you don't know what that is ....

you'll have some major catching up to do.

- Calc. -
**Nancy**, Wednesday, December 9, 2009 at 12:28am
ok, i know what it is had forgotten we use that but its in my notes thanks!!!!

## Answer This Question

## Related Questions

- Calc I - if f(t)=sqrt(4t+1) find f''(2) I got the first derivative to be: 1/2(4t...
- Pre-cal - Hi, I don't understand this problem also. Find the the relative ...
- calc - derivative of (x^3/6)+(1/2x)? i got (x^2/2)-(1/2x^2) is that correct? and...
- Calculus - I'm doing test corrections, and it's been a few weeks since we did ...
- Calc - a) y =ln(x-1) find dy/dx=? b) y=3 ln x - ln (1/x) where x >0, dy/dx...
- MoRe HeLp PlEaSe!! (calc) - Also can I get some help with this LONG, TIRESOME ...
- math derivative please help - the derivative of 2x^e is zero right or no? do i ...
- calculus - Find the first and second derivative - simplify your answer. y=x/4x+1...
- Calculus - derivatives - Okay, I want to find the derivative of (x^x)^(x^x)... ...
- CALC 1 - Suppose that h is a function with h'(x) = xe^x. Find all intervals ...

More Related Questions