If $\cos \theta = - \frac{1}{{\sqrt 2 }}$ and $\tan \theta = 1$, then the general value of $\theta $ is
If $\cos \theta = - \frac{1}{{\sqrt 2 }}$ and $\tan \theta = 1$, then the general value of $\theta $ is
- A
$2n\pi + \frac{\pi }{4}$
- B
$(2n + 1)\,\pi + \frac{\pi }{4}$
- C
$n\pi + \frac{\pi }{4}$
- D
$n\pi \pm \frac{\pi }{4}$
Similar Questions
The general solution of the equation $sin^{100}x\,-\,cos^{100} x= 1$ is
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For $0<\theta<\frac{\pi}{2}$, the solution(s) of $\sum_{m=1}^6 \operatorname{cosec}\left(\theta+\frac{(m-1) \pi}{4}\right) \operatorname{cosec}\left(\theta+\frac{m \pi}{4}\right)=4 \sqrt{2}$ is(are)
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- [IIT 2009]
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