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Prove that tan2^ntheta/(tantheta) =(1+se...

Prove that `tan2^ntheta/(tantheta)`
`=(1+sec2theta)(1+sec2^2theta)``....(1+sec2^ntheta)`

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MBD PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
  1. Show that (2costheta-1) (2cos2theta-1) (2cos2^2theta-1)……(2cos2^(n-1)t...

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  2. Show that 2^ncostheta cdot cos2thetacdotcos2^2theta......cos2^(n-1)t...

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  3. Prove that tan2^ntheta/(tantheta) =(1+sec2theta)(1+sec2^2theta)....(1+...

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  4. If x+y+z=xyz, prove that x/(1-x^2)+ y/(1-y^2)+z/(1-z^2) =(4xyz)/((1-x...

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  5. If x+y+z=xyz, prove that (3x-x^3)/(1-3x^2)+(3y-y^3)/(1-3y^2)+(3z-z^3)/...

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  6. Ifsin^4alpha/a+cos^4alpha/b=1/(a+b) show that sin^8alpha/a^3+cos^8alph...

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  7. The number of solutions of 2sintheta-1=0 is.

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  8. If cosalpha=cosbeta, then alpha+beta=

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  9. The number of solution(s) of 2sectheta+1=0 is.

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  10. If tantheta=tanalpha and 90ltalphalt180, then ' theta ' can be in th...

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  11. If tanx cdot tan 2x cdot tan 7x =tanx+tan2x+tan7x, then x=

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  12. For value of theta, sintheta+costheta=sqrt2

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  13. The number of values of x for which cos^2x=1 and x^2le 4 is

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  14. In the 1st quardrant the solution of tan^2theta=3 is

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  15. The least positive value of theta for which 1 + tan theta=0 and sqrt2 ...

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  16. The least positive value of x for which tan 3x=tan x is

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  17. Find the principal solution of the following equations:sintheta=sin2th...

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  18. Find the principal solution of the following equations:sqrt3 sintheta-...

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  19. Find the principal solution of the following equations:cos^2theta+sint...

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  20. Find the principal solution of the following equations:sin 4x+sin 2x=0

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