Math Homework Help - Tagged with Trigonometry

What is the solution(s) to the following, given that the exact solutions for x lie in `[0, 2pi)`  ?  `tan^3(x) = 1/3 tanx`  

Posted by savannahdr May 2, 2013 at 2:07 AM via web. 1 educator answer. »

How to prove that: `sin^2xcos^3x=(sin^2x-sin^4x)cosx`

Posted by farajallah April 30, 2013 at 2:05 PM via web. 1 educator answer. »

Find the values of theta from 0° through 360° for sin theta equals 1. 

Posted by rawrhappy April 30, 2013 at 1:28 AM via web. 1 educator answer. »

Prove this trig identity: `cot theta/(csc theta -1) =( csc theta +1)/cot theta`

Posted by jgeertz April 24, 2013 at 1:38 PM via web. 2 educator answers. »

Solve this equation: `tan^2 x - 3tan x + 2 = 0`

Posted by atrinity April 19, 2013 at 10:48 PM via web. 2 educator answers. »

The sides of right triangle ABC have lengths 3,4, and 5. What are the three possible values of cosine of angle A?

Posted by mrecc510 April 18, 2013 at 2:47 AM via web. 1 educator answer. »

Solve the equation sin x cos x = `sqrt 3 / 4`

Posted by atrinity April 17, 2013 at 5:44 PM via web. 1 educator answer. »

Solve the equation sin x – 1 = cos x graphically on the interval [0,2pi]. Sketch the graph, and list the solutions.

Posted by atrinity April 17, 2013 at 5:43 PM via web. 1 educator answer. »

Prove the identity: (cos x + cos y)^2 + (sin x – sin y)^2 = 2 + 2cos(x + y)

Posted by atrinity April 17, 2013 at 5:42 PM via web. 1 educator answer. »

Simplify. cot(x) * tan(x)

Posted by user2962566 April 12, 2013 at 1:25 PM via web. 1 educator answer. »