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The sin theta + "cosec" theta =2, then: ...

The `sin theta + "cosec" theta =2`, then: `sin^(2)theta + "cosec"^(@)theta`=

A

1

B

3

C

2

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
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TARGET PUBLICATION-TRIGONOMETRIC FUNCTIONS -COMPETITIVE THINKING
  1. If theta lies in the first quadrant and 5 tan theta = 4 , " then "...

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  2. The sin theta + "cosec" theta =2, then: sin^(2)theta + "cosec"^(@)thet...

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  3. If sin theta+cosec theta=2, "then the volume of" sin ^(10)theta+cosec...

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  4. If t a n A+cot A=4, then tan^4A+cot^4A is equal to 110 b. 191 c. 80 d....

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  5. The value of sin 200^(@) + cos 200^(@) is

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  6. cos 1^(@) ."" cos 2^(@) ."" cos 3^(@) "…." cos 179 ^(@)=

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  7. If x in [0. (pi)/(2)], y in [0, (pi)/(2)] and sin x + cos y =2, then ...

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  8. If sintheta-costheta=1, then the value of sin^3theta-cos^3theta is

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  9. If tan theta =-4/3, then sin theta is

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  10. If sin theta =(24)/(25) and theta lies in the second quadrant, then se...

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  11. If sintheta=(2t)/(1+t^2) and theta lies in 2nd quadrant ,then costheta...

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  12. If (3pi)/4 < alpha < pi , then sqrt(cosec ^2alpha+2cotalpha) is equal ...

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  13. If cosectheta-cottheta=2017 , then quadrant in which theta lies is

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  14. If cosec theta - cot theta = 1/2, 0 lt theta lt pi/2, then cos theta...

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  15. If cosec A + cot A =11/2 , then tan A equal to

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  16. If sec theta + tan theta =p, then tan theta is equal to

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  17. If t a ntheta+s e ctheta, then costheta equals (e^x+e^(-x))/2 (b) 2/(...

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  18. If sin theta + cos theta =1 then sin theta cos theta =

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  19. If 3 sin A+5 cos A =5, then the value of (3 cos A-5 sin A )^(2) is

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  20. If sectheta=m, tantheta = n, then 1/m{(m+n)+1/(m+n)}

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