jee-main 2018 Q62

jee-main · India · 16apr Reciprocal Trig & Identities
If an angle $A$ of a $\triangle A B C$ satisfies $5 \cos A + 3 = 0$, then the roots of the quadratic equation $9 x ^ { 2 } + 27 x + 20 = 0$ are
(1) $\sec A , \cot A$
(2) $\sec A , \tan A$
(3) $\tan A , \cos A$
(4) $\sin A , \sec A$
If an angle $A$ of a $\triangle A B C$ satisfies $5 \cos A + 3 = 0$, then the roots of the quadratic equation $9 x ^ { 2 } + 27 x + 20 = 0$ are\\
(1) $\sec A , \cot A$\\
(2) $\sec A , \tan A$\\
(3) $\tan A , \cos A$\\
(4) $\sin A , \sec A$