Question 857686
csc^2 x - 3csc x = -2


1/sin^2(x) - 3/sin(x) =-2

(1-3sin(x))/sin^2(x) =-2


(1-3sin(x))=-2sin^2(x)

1-3sin(x) +2sin^2(x)=0

1-2sin(x)-sin(x)+2sin^2(x)=0

1(1-sin(x))-sin(x)(1-sin(x))=0


(1-sin(x))(1-sin(x))=0

(1-sin(x))^2=0

1-sin(x) =0

sin(x)=1