trigonometry math

How do you consider to solve this equation sin 2x+sinx+cosx=1? i have no idea what to do.

Posted by peux June 1, 2011 at 11:31 PM via web. Be the first to answer. »

I need to find the solution of equation sin^3x*sin3x+cos^3x*cos3x=0

Posted by siteulove April 4, 2011 at 4:30 PM via web. Be the first to answer. »

Solve for x the following 3cos(3x-1)=0.

Posted by cartoffried March 10, 2011 at 11:40 PM via web. 1 educator answer. »

solve the equation (sin B)^2- 3sin B +2 =0 where 0 ≤ B ≤ 2π

Posted by alin-aquamarine March 8, 2011 at 11:45 AM via web. 1 educator answer. »

Find the exact solutions of the equation cos 2a=square root(1-sin^2 a), 0<a<180.

Posted by lejandan February 22, 2011 at 2:24 AM via web. 1 educator answer. »

Solve the equation: 2 sin 2x + 3*(sin x+cos x) = -2.

Posted by joemauv January 31, 2011 at 4:16 PM via web. Be the first to answer. »