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The value of (cos25^(@))/(sin70^(@)si...

The value of `(cos25^(@))/(sin70^(@)sin85^(@))+(cos70^(@))/(sin25^(@)sin85^(@))+(cos85^(@))/(sin25^(@)sin70^(@))` is

A

`1//2`

B

1

C

2

D

`3//2`

Text Solution

Verified by Experts

The correct Answer is:
C
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