document.write( "Question 1008266: Solve The Following: Sin^2x+cosx=1 \n" ); document.write( "
Algebra.Com's Answer #624043 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Sin^2x+cosx=1 \n" ); document.write( "---- \n" ); document.write( "1-cos^2(x) + cos(x) = 1 \n" ); document.write( "----- \n" ); document.write( "cos^2(x) - cos(x) = 0 \n" ); document.write( "----- \n" ); document.write( "cos(x)(cos(x)-1)) = 0 \n" ); document.write( "----- \n" ); document.write( "cos(x) = 0 or cos(x) = 1 \n" ); document.write( "x = pi/2 or (3/2)pi or pi/2 \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------ \n" ); document.write( " |