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Find the general solution of : cosx-si...

Find the general solution of :
`cosx-sinx=-1`

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
C
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