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The most general solution of "tan " thet...

The most general solution of `"tan " theta = -1, "cos" theta = (1)/(sqrt(2))`, is

A

`n pi + (7pi)/(4), n in Z`

B

`n pi + (-1)^(n) (7pi)/(4), n in Z`

C

`2n pi + (7pi)/(4), n in Z`

D

none of these

Text Solution

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The correct Answer is:
C
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OBJECTIVE RD SHARMA-TRIGONOMETRIC EQUATIONS AND INEQUATIONS-Exercise
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