Question 869446
{{{sin^2(x)+sinx=0 }}}
{{{sin(x)(sin(x)+1)=0}}}
Two solutions:
{{{sin(x)=0}}}
{{{x=0}}} and {{{x=180}}}
and
{{{sin(x)+1=0}}}
{{{sin(x)=-1}}}
{{{x=270}}}