You can put this solution on YOUR website! 2sin^2X+3sinX=0
----
Factor:
sin(X)(2sin(X)+3) = 0
---------
sin(X) = 0 or sin(X) = -3/2 (extraneous because -1<= sin(X) <=1)
---------
X = 0 or 180 degrees
=========================
Cheers,
Stan H.
=========================