JEE MATHEMATICS MCQ: TRIGONOMETRY RATIOS

1 Easy

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Application +4 | -1

The value of

\frac{3+\cot 76^{\circ} \cot 16^{\circ}}{\cot 76^{\circ}+\cot 16^{\circ}}

View answer and explanation

Correct option: D

\cot 44^{\circ}

Option D (

\cot 44^{\circ}

) is correct because the expression simplifies to

\tan 46^{\circ}

, which is equal to

\cot 44^{\circ}

, using trigonometric identities.

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\tan \alpha=\frac{p}{q}

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\cos 12^{\circ}+\cos 84^{\circ}+\cos 156^{\circ}+\cos 132^{\circ}

\triangle A B C

C

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\sin ^2 \frac{A}{2}+\sin ^2 \frac{B}{2}+\sin ^2 \frac{C}{2}=

\sin ^2(A / 2)+\sin ^2(B / 2)-\sin ^2(C / 2)=