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((cottheta)/(cottheta-cot3theta)+(tanthe...

`((cottheta)/(cottheta-cot3theta)+(tantheta)/(tantheta-tan3theta))=?`

A

0

B

1

C

2

D

4

Text Solution

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The correct Answer is:
B
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ADVANCED MATHS BY ABHINAY MATHS ENGLISH-TRIGONOMETRY -EXERCISES (Multiple Choice Questions)
  1. (1+cottheta-cosectheta)(1+tantheta+sectheta)=?

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  2. (cosec-sinx)(secx-cosx)(tanx+cotx)=?

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  3. ((cottheta)/(cottheta-cot3theta)+(tantheta)/(tantheta-tan3theta))=?

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  4. "(cotA+cosecA-1)"/"(cotA-cosecA+1)"=?

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  5. (sintheta+sin2theta)/(1+costheta+cos2theta)=?

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  6. For which values of x between 0and2pi, then 2cosec2x cot x-cot^(2)x=1 ...

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  7. Which of the following is not true?

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  8. If sinA=(1)/(sqrt(10))andsinB=(1)/(sqrt(5)), where A and B are positiv...

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  9. i) Prove that: (1-sin2A)/(1+sin2A) = tan^(2)(pi/4-A) ii) If costheta...

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  10. If tantheta=(4)/(3), then sintheta=?

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  11. Prove that (tanA+secA-1)/(tanA-secA+1)=(1+sinA)/(cosA).

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  12. If x=sectheta-tantheta, and y=cosectheta+cottheta, then

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  13. If (x)/(a)costheta+(y)/(b)sintheta=1&(x)/(a)sintheta-(y)/(b)costheta=1...

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  14. sec^(2)theta = frac{4xy}{(x+y)^(2)} is true if and only if

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  15. (cosectheta-sintheta)(sectheta-costheta)(tantheta+cottheta)=?

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  16. If cosectheta-cottheta=q, then cosectheta=?

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  17. If sintheta=(m^(2)-n^(2))/(m^(2)+n^(2)), then tantheta=?

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  18. If sectheta+tantheta=p, then sectheta=?

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  19. If tantheta=(p)/(q), then (p sintheta-qcostheta)/(p sintheta+qcostheta...

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  20. cos15^(@)=?

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