The most general value of \( \theta \) which satisfies both the equations \( \tan \theta=-1 \) a...
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0The most general value of \( \theta \) which satisfies both the equations \( \tan \theta=-1 \) and \( \cos \theta=1 / \sqrt{2} \) will be
(A) \( n x+\frac{7 \pi}{4} \)
(B) \( \pi \pi+(-1)^{\frac{7}{7}} \frac{\pi}{4} \)
(C) \( 2 n \pi+\frac{7 \pi}{4} \)
(D) none of these
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