यदि x sin (90^@ - theta). cot (90^@ - th...

यदि `x sin (90^@ - theta). cot (90^@ - theta) = cos (90^@ - theta) ` हो, तो x का मान है :

A

0

B

1

C

`-1`

D

2

Verified by Experts

The correct Answer is:

B

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