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Prove that:sqrt((1+costheta)/(1-costheta...

Prove that:`sqrt((1+costheta)/(1-costheta))=cos e ctheta+cottheta` .

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Prove that : sqrt((1+costheta)/(1-costheta))="cosec"theta+cottheta

Prove the trigonometric identities: sqrt((1-costheta)/(1+costheta))=cos e ctheta-cottheta

Prove the following trigonometric identities: sqrt((1-sintheta)/(1+sintheta))=sectheta-tantheta sqrt((1+costheta)/(1-costheta))=cos e ctheta+cottheta

Prove: (sintheta)/(1-costheta)=cos e c\ theta+cottheta

Prove that : (1-costheta)/(1+costheta)=(cottheta-cosectheta)^(2)

Prove that sqrt((1+costheta)/(1-costheta))+sqrt((1-costheta)/(1+costheta))=2cosectheta

Prove that sqrt(1-sin^(2)theta)=costheta .

Prove the following trigonometric identities: (sintheta)/(1-costheta)=cos e ctheta+cottheta

Prove the following identities: (1-costheta)/(1+costheta)=(cos e ctheta-cottheta)^2

Prove that : (1-costheta)(1+costheta)(1+cot^(2)theta)=1

RD SHARMA ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. If A=cos^2theta+sin^4theta, prove that 3/4lt=Alt=1 for all values of...

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  2. If tantheta+sectheta=e^x then costheta equals

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  3. Prove that:sqrt((1+costheta)/(1-costheta))=cos e ctheta+cottheta .

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  4. Prove the following identities: sin^8theta-cos^8theta=(sin^2theta-cos^...

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  5. Prove the following identities: cot^4theta+cot^2theta=cos e c^4theta-"...

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  6. Prove the following identities: 2sec^2theta-sec^4theta-2cos e c^2theta...

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  7. Prove the following identities: (sintheta+cos e ctheta)^2+(costheta+s...

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  8. Prove the following identity: (1+cottheta-cos e ctheta)(1+t a ntheta+s...

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  9. Prove the following identity: (t a ntheta+s e ctheta-1)/(t a ntheta-s ...

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  10. If costheta+sintheta=sqrt(2)costheta, show that costheta-sintheta=sqrt...

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  11. If acostheta+b sintheta=x and asintheta-bcostheta=y prove that a^2+...

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  12. If tan theta +sin theta =m and tan theta -sin theta =n then prove m^2-...

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  13. Prove the following identity: sec^4theta-sec^2theta=tan^4theta+tan^2th...

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  14. Prove that sin^6theta+cos^6theta=1-3sin^2thetacos^2theta

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  15. Prove the following identity: (cosectheta-sintheta)(s e ctheta-costhet...

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  16. Prove the following identity: cos e c\ theta(s e ctheta-1)-cottheta(1-...

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  17. Prove the following identity: (1-sin AcosA)/(cos A(s e c A-cosec A))do...

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  18. Prove the following identity: (t a n A)/(1-cot A)+(cot A)/(1-t a n A)=...

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  19. Prove the following identity: (sin^3A+cos^3A)/(sinA+cosA)+(sin^3A-cos^...

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  20. Prove the following identity: (s e c A\ s e c B+t a n AtanB)^2-(s e c ...

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