Q: If tanθ = -4/3, then sinθ is

(A) 4/5

(B) –4/5

(C) 3/5

(D) none of these

Sol. The negative value of tanθ implies that θ is lying either in the IInd or IVth quadrant where sinθ takes positive and negative sign respectively.

Hence (A) and (B) are the correct answers.