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General solution of cosx=(1)/(sqrt(2)) i...

General solution of `cosx=(1)/(sqrt(2))` is

A

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

B

`2npi+(pi)/(4), ninZ`

C

`2npi-(pi)/(4), ninZ`

D

`2npipm(pi)/(4), ninZ`

Text Solution

Verified by Experts

The correct Answer is:
D
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