JEE MAIN - Mathematics Hindi (2022 - 25th July Evening Shift - No. 14)
$$2 \sin \left(\frac{\pi}{22}\right) \sin \left(\frac{3 \pi}{22}\right) \sin \left(\frac{5 \pi}{22}\right) \sin \left(\frac{7 \pi}{22}\right) \sin \left(\frac{9 \pi}{22}\right)$$ बराबर है :
$$\frac{3}{16}$$
$$\frac{1}{16}$$
$$\frac{1}{32}$$
$$\frac{9}{32}$$
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