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If cos18^(@)-sin18^(@)=sqrt(2)sinA . The...

If `cos18^(@)-sin18^(@)=sqrt(2)sinA` . Then value of `tan5A+cot5A+sin5A+cos5A` is :

A

1

B

2

C

`-1`

D

`-2`

Text Solution

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The correct Answer is:
D
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