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If : cot theta + tan theta = 2 cdot csc ...

If : `cot theta + tan theta = 2 cdot csc theta` =

A

`npi +- pi/3`

B

`npi +- pi/6`

C

`2npi +- pi/3`

D

`2npi +- pi/6`

Text Solution

Verified by Experts

The correct Answer is:
C
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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MULTIPLE CHOICE QUESTIONS - PART - B : MASTERING THE BEST
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  2. If tan^2theta -(1+sqrt3)tan theta + sqrt3=0, then the general value of...

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  3. If : tan theta - sqrt(2) cdot "sec" theta = sqrt(3), then : theta =

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  4. If: tan theta + tan(pi/2 - theta)=2, then: theta =

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  5. If : sin ((pi)/4 cdot cot theta) = cos ((pi)/4 cdot tan theta), then :...

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  6. If cos 2 theta =(sqrt(2)+1)( cos theta -(1)/(sqrt(2))), then the valu...

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  7. If : cos 2 theta = sin alpha, then :theta is given by

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  8. Number of values of x in the interval [0, 3pi] satisfying the equation...

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  9. If : 1 - cos theta = sin theta cdot sin (theta/2), then :theta =

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  10. If : (tan 3 theta - 1)/(tan 3 theta + 1) = sqrt(3), then : theta =

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  11. If : sin 5x + sin 3x + sin x = 0, where 0 lt x le (pi)/2, then : x =

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  12. If : cos 6 theta + cos 4 theta + cos 2 theta + 1 = 0, where, 0 lt th...

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  13. If : 0 lt theta lt pi/2 and sin 7theta + sin 4 theta + sin theta=0, th...

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  14. Solve 5 cos 2 theta+2 "cos"^(2) theta/2 +1=0, -pi lt theta lt pi.

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  15. "cot" theta = "sin" 2 theta, theta ne n pi, n in Z, "if" theta equals

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  16. If : cot theta + cot((pi)/4 + theta) = 2, then : theta =

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  17. If sin 3 alpha =4 sin alpha sin (x+alpha ) sin(x-alpha ) , then

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  18. The number of values of x in the interval [0, 5pi] satisfying the equa...

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  19. If, in triangleABC, (s-a)(s-b)=s(s-c), then: angleC=

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  20. If, in a Delta ABC, (s - b)(s-c) = x cdot sin^(2) (A/2), then : x =

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