document.write( "Question 772164: Find all solutions to the equation.\r
\n" ); document.write( "\n" ); document.write( "7 sin^2(x) - 14 sin x + 2 = -5
\n" ); document.write( "

Algebra.Com's Answer #470725 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
Find all solutions to the equation.
\n" ); document.write( "7 sin^2(x) - 14 sin x + 2 = -5
\n" ); document.write( "7sin^2(x)-14 sin x+7 =0
\n" ); document.write( "sin^2(x)-2sin x+1 =0
\n" ); document.write( "(sinx-1)(sinx-1)=0
\n" ); document.write( "sinx=1
\n" ); document.write( "x=π/2+2pi*k, k=integer
\n" ); document.write( "
\n" );