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The value of cot 5^(@).cot 10^(@).cot 15...

The value of `cot 5^(@).cot 10^(@).cot 15^(@)……cot 85^(@)` is

A

0

B

`( 1)/( sqrt(2))`

C

`(1)/(2)`

D

1

Text Solution

Verified by Experts

The correct Answer is:
D
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