If $ an A = -\dfrac{5}{12}$ and $ an A,\ \cos A$ have opposite signs, then $\sin A$ equals —

Question

If $	an A = -\dfrac{5}{12}$ and $	an A,\ \cos A$ have opposite signs, then $\sin A$ equals —

Accepted Answer

$-\dfrac{5}{13}$

Answer

$\dfrac{5}{13}$

Answer

$\dfrac{12}{13}$

Answer

$-\dfrac{12}{13}$

If tan⁡A=−512\tan A = -\dfrac{5}{12}tanA=−125​ and tan⁡A, cos⁡A\tan A,\ \cos AtanA, cosA have opposite signs, then sin⁡A\sin AsinA equals —