document.write( "Question 972381: Solve the following equations for 0 < (x) < 360
\n" );
document.write( "Sin^3(x)+sin^2(x)=0\r
\n" );
document.write( "\n" );
document.write( "sin^2(x)+4sin(x)-5=0\r
\n" );
document.write( "\n" );
document.write( "Notes inconclusive and not able to find clear info online \n" );
document.write( "
Algebra.Com's Answer #594713 by lwsshak3(11628) ![]() You can put this solution on YOUR website! Solve the following equations for 0 ≤ (x) < 360 \n" ); document.write( "Sin^3(x)+sin^2(x)=0 \n" ); document.write( "sin^2(x)+4sin(x)-5=0 \n" ); document.write( "*** \n" ); document.write( "Sin^3(x)+sin^2(x)=0 \n" ); document.write( "sin^2(x)(sinx+1)=0 \n" ); document.write( ".. \n" ); document.write( "sin^2(x)=0 \n" ); document.write( "sinx=0 \n" ); document.write( "x=0, 180˚ \n" ); document.write( "or \n" ); document.write( "sinx+1=0 \n" ); document.write( "sinx=-1 \n" ); document.write( "x=270˚ \n" ); document.write( ".. \n" ); document.write( "sin^2(x)+4sin(x)-5=0 \n" ); document.write( "(sinx+5)(sinx-1)=0 \n" ); document.write( "sinx=-5 (reject,(-1 < sinx < 1)) \n" ); document.write( "or \n" ); document.write( "sinx=1 \n" ); document.write( "x=90˚ \n" ); document.write( ".. \n" ); document.write( "Note: I assumed you meant given domain is 0 ≤ (x) < 360 instead of 0 < (x) < 360, otherwise, there is no solution to sinx=0, since 0 is not in the domain\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |