Monday

December 22, 2014

December 22, 2014

Posted by **Anonymous** on Saturday, November 9, 2013 at 1:29pm.

- Precalculus -
**Damon**, Saturday, November 9, 2013 at 2:08pm[sin x/(1+cos x)] [ [1-cos x)/(1-cos x) ]

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

BUT

1 - cos^2 x = sin^2 x

get it?

**Answer this Question**

**Related Questions**

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 ...

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

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

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

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

math - Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the ...

Math - Prove each identity: a) 1-cos^2x=tan^2xcos^2x b) cos^2x + 2sin^2x-1 = sin...

math - Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the ...

trigonometry hlp me - 6.Prove that tan y cos^2 y + sin^2y/sin y = cos y + sin y...