Thursday

October 23, 2014

October 23, 2014

Posted by **Molly** on Friday, February 22, 2013 at 6:56pm.

- calculus -
**bobpursley**, Friday, February 22, 2013 at 7:31pmIs there a question here?

- calculus -
**Molly**, Friday, February 22, 2013 at 11:11pmSorry

y'=

- calculus -
**Steve**, Saturday, February 23, 2013 at 5:02amjust use the quotient rule. If

y = u/v

y' = (vu'-uv')/v^2

y' = [(1+tanx)(cosx) - (sinx)(sec^2 x)]/(1+tanx)^2

= ((cosx - (sinx)(tan^2 x))/(1+tanx)^2

**Answer this Question**

**Related Questions**

Maths Calculus Derivatives - Find the first derivative for the following ...

Trig - Given: cos u = 3/5; 0 < u < pi/2 cos v = 5/13; 3pi/2 < v < ...

precalculus - For each of the following determine whether or not it is an ...

calculus - what is the integral of {sin(x)tan(x)} i tried turning tan(x) into ...

Trig Identities - Proving identities: 1) 1+ 1/tan^2x = 1/sin^2x 2) 2sin^2 x-1 = ...

Trigonometry - Please review and tell me if i did something wrong. Find the ...

Trigonometry - 1.Solve tan^2x + tan x – 1 = 0 for the principal value(s) to two ...

Mathematics - Trigonometric Identities - Let y represent theta Prove: 1 + 1/tan^...

Trigonometry desperate help, clueless girl here - 2. solve cos 2x-3sin x cos 2x...

pre-calculus - Verify the following: tan^2 - sin^2 = tan^2 x sin^2 Thanks.