Answer: I think u forgot to add more info or add a ic showing the answers to chose from. But u can use this info to help u with ur equation:)
Explanation:
Signs of Angles in Quadrants
In the second quadrant, only sine and cosecant (the reciprocal of sine) are positive. In the third quadrant, only tangent and cotangent are positive. Finally, in the fourth quadrant, only cosine and secant are positive.
In quadrant III, “Trig,” only tangent and its reciprocal function, cotangent, are positive. Finally, in quadrant IV, “Class,” only cosine and its reciprocal function, secant, are positive.