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General solution of cot4x=-1 is...

General solution of `cot4x=-1` is

A

`(npi)/(4)+(3pi)/(4), ninZ`

B

`(npi)/(4)+(3pi)/(16), ninZ`

C

`npi+(3pi)/(4), ninZ`

D

`npi+(3pi)/(16), ninZ`

Text Solution

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The correct Answer is:
B
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