Posted by **Tasha** on Sunday, July 15, 2012 at 6:29pm.

Simplify the expression using trig identities:

1. (sin4x - cos4x)/(sin2x -cos2x)

2. (sinx(cotx)+cosx)/(2cotx)

## Answer This Question

## Related Questions

- Math please help quick - Which of the following are identities? Check all that ...
- Trig - Simplify: (cosx + cos2x + cos3x + cos4x + cos5x + cos6x) / (sinx + sin2x...
- Math - simplify (cos4x-cos2x)/(sin4x+sin2x) the answer choices are : cotx, tanx...
- trigonometry - can i use factoring to simplify this trig identity? the problem ...
- Math (Trig) - Rewrite the following expression in terms of tan3x: (sin2x + sin4x...
- Trig - Prove the following functions: (sinx+sin2x)/(1+cosx+cos2x)=tan x (cos3x/...
- Trigonometry. - ( tanx/1-cotx )+ (cotx/1-tanx)= (1+secxcscx) Good one! ...
- Trigonometry - Simplify #1: cscx(sin^2x+cos^2xtanx)/sinx+cosx = cscx((1)tanx)/...
- math - sin2x-cotx = -cotxcos2x Using the various trigonometric identities(i.e. ...
- Math - Trig - Double Angles - Prove: sin2x / 1 - cos2x = cotx My Attempt: LS: = ...

More Related Questions