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The most general value of theta which sa...

The most general value of `theta` which satisfy both the equation `cos theta =-(1)/(sqrt(2)) and tan theta =1 ` , is

A

`2n pi + pi//4`

B

`2n pi + 5pi//4`

C

`2n pi + pi//3`

D

`2n pi + pi//6`

Text Solution

Verified by Experts

The correct Answer is:
B
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ML KHANNA-TRIGONOMETRICAL EQUATIONS -PROBLEM SET (2) (MULTIPICE CHOICE QUESTIONS)
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  11. If sin 3 alpha =4 sin alpha sin (x+alpha ) sin(x-alpha ) , then

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  12. If tan3theta=cottheta, then general value of theta is :

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  13. If tan 5 theta = cot 3 theta, then theta =

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  14. If "tan" 2 theta "tan" theta =1, "then" theta =

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  15. If sqrt 3 sin theta - cos theta = sqrt2, then theta=

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  16. If tan theta + sec theta = sqrt3, 0 lt theta le pi, then theta =

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  17. If tan theta + sec theta = sqrt3, 0 lt theta le pi, then theta =

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  18. If sin x +cos x =1, then x =

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  19. If sin^3 x + sin x cos x + cos^3 x = 1, then x =

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  20. If csc x = 1 + cot x, then x =

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