1
BITSAT 2023
MCQ (Single Correct Answer)
+3
-1

If $$A, B, C \in[0, \pi]$$ and if $$A, B, C$$ are in $$\mathrm{AP}$$, then $$\frac{\sin A+\sin C}{\cos A+\cos C}$$ is equal to

A
$$\sin B$$
B
$$\cos B$$
C
$$\cot B$$
D
$$\tan B$$
2
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

If $$\alpha,\beta,\gamma \in[0,\pi]$$ and if $$\alpha,\beta,\gamma$$ are in AP, then $${{\sin \alpha - \sin \gamma } \over {\cos \gamma - \cos \alpha }}$$ is equal to

A
sin $$\beta$$
B
cos $$\beta$$
C
cot $$\beta$$
D
2 cos $$\beta$$
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