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व्यंजक (sin 3 theta + sin 5 theta + sin ...

व्यंजक `(sin 3 theta + sin 5 theta + sin 7 theta + sin 9 theta)/(cos 3 theta + cos 5 theta + cos 7 theta + cos 9 theta)`, जहाँ `theta = (pi)/(18)`, का मान है

A

`(1)/(3)`

B

1

C

`sqrt(3)`

D

इनमें से कोई नहीं

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
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