contestada

Show that the equation sin(θ)cos(θ)1​−sin(θ)−cos(θ)1​=1 may be expressed in the form asin2(θ)+bsin(θ)+c=0, where a, b, and c are constants to be found:
a) a=2,b=1,c=−1
b) a=1,b=−2,c=1
c) a=1,b=2,c=−1
d) a=2,b=−1,c=1