Posted by **Hank** on Friday, February 10, 2012 at 9:26pm.

Find the derivative of

y = 3x+2/x+1

- Calculus -
**Jana**, Friday, February 10, 2012 at 9:48pm
y=3+2ln|x|

- Calculus -
**Reiny**, Friday, February 10, 2012 at 11:57pm
y = 3x + 2(x+1)^-1

dy/dx = 3 -2(x+1)^-2 or

= 3 - 2/(x+1)^2

- Calculus -
**Steve**, Saturday, February 11, 2012 at 5:08am
y = (3x+2)/(x+1)

y' = [(3)(x+1) - (3x+2)(1)]/(x+1)^2

= (3x + 3 - 3x - 2)/(x+1)^2

= 1/(x+1)^2

See what a difference proper punctuation makes? Three reasonable interpretations of your problem, all giving different solutions.

USE PARENTHESES FOR CLARITY!

## Answer This Question

## Related Questions

- Calculus - derivatives - Okay, I want to find the derivative of (x^x)^(x^x)... ...
- Calculus - 1.) Find the derivative of tan (sec x). 2.) Find the derivative if 1/...
- Calculus - Any help would be much appreciated with the steps involved in each ...
- Calculus - Any help would be much appreciated with the steps involved in each ...
- Derivative Calculus - I just need my answers checked. 1) Find the derivative. f(...
- Calculus - Given the function: f(x) = x^2 + 1 / x^2 - 9 a)find y and x ...
- calculus - Differentiate both sides of the double angle identify sin 2x= 2 sin x...
- Calculus - Given the function: f(x) = x^2 + 1 / x^2 - 9 a)find y and x ...
- Calculus - Given the function: f(x) = x^2 + 1 / x^2 - 9 a)find y and x ...
- Calculus - I need to find the second derivative of y=x(x-1)^1/2. I found the ...

More Related Questions