Wednesday

October 1, 2014

October 1, 2014

Posted by **stacey graham** on Wednesday, May 5, 2010 at 9:25pm.

how to simplify

- trig -
**Reiny**, Wednesday, May 5, 2010 at 9:47pmsec^2x/tanx -(tanx)

= (1/cos^2x)(cosx/sinx) - sinx/cosx

= 1/(sinxcosx) - sinx/cosx

= (1 - sin^2x)/(sinxcosx)

= cos^2x / (sinxcosx)

= cosx/sinx

= cot x

**Answer this Question**

**Related Questions**

calculus - Did I do this problem right? Find the first and second derative-...

Trigonometry - Given that a^2+b^2=2 and that (a/b)= tan(45degee+x), find a and b...

Trigo - Given that a^2+b^2=2 and that (a/b)= tan(45degee+x), find a and b in ...

Pre-Cal - Perform the addition or subtraction. tanx - sec^2x/tanx tan^2(x)/tan(x...

trig - Verify the Identity: sec(x/2)=the square root of (2 tanx/(tanx sinx))

Math - 1)A piano tuner uses a tuning fork. If middle C has a frequency of 264 ...

Calculus - Int tanx sec^2x dx can be taken as (by putting it in form of Int xdx...

trigonometry (please double check this) - Solve the following trig equations. ...

Calculus - Evaluate the indefinite integral. ∫ sec^3x tanx dx I let u=tanx...

math - 1. (sec^2x-6tanx+7/sec^2x-5)=(tanx-4/tanx+2) 2. (sin^3A+cos^3A/sinA+cosA...