solve the equation on the interval 0 less than or equal to Ɵ < to 2π
x= 2 or x = -2/3
Ɵ= 2 or csc Ɵ = -2/3
CSC Ɵ = -2/3 is not permissible since
CSC Ɵ > 1 or < -1
CSC Ɵ =2 ;
Sin Ɵ = ½
Ɵ = 300
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