Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesMix Examples-Trigonometrical Ratios, Functions and Identities
MediumIf $0 < \theta < \frac{\pi}{2}$ and $\tan 3 \theta \neq 0$, then $\tan \theta + \tan 2 \theta + \tan 3 \theta = 0$ if $\tan \theta \cdot \tan 2 \theta = k$, where $k =$
- A$1$
- B$2$
- C$3$
- D$4$
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DifficultAP EAMCET 2025
View Solution$\frac{\cos 13^{\circ}-\sin 13^{\circ}}{\cos 13^{\circ}+\sin 13^{\circ}}+\frac{1}{\cot 148^{\circ}}$ is equal to
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