document.write( "Question 743225: 2sin^2(u)=−1−3sin(u)\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Find the solutions of the equation that are in the interval [0, 2π).\r
\n" ); document.write( "\n" ); document.write( "Please help!
\n" ); document.write( "

Algebra.Com's Answer #452820 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
2sin^2(u)=−1−3sin(u)
\n" ); document.write( "Find the solutions of the equation that are in the interval [0, 2π).
\n" ); document.write( "\"2sin%5E2%28u%29=-1-3sin%28u%29\"
\n" ); document.write( "\"2sin%5E2%28u%29%2B3sin%28u%29%2B1=0\"
\n" ); document.write( "(2sin(u)+1)(sin(u)+1)=0
\n" ); document.write( "..
\n" ); document.write( "2sin(u)+1=0
\n" ); document.write( "sin(u)=-1/2
\n" ); document.write( "u=7π/6, 11π/6
\n" ); document.write( "..
\n" ); document.write( "sin(u)+1=0
\n" ); document.write( "sin(u)=-1
\n" ); document.write( "u=3π/2
\n" ); document.write( "
\n" );