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Prove the following identities: (cosA...

Prove the following identities: `(cosA)/(1-tanA)+(sinA)/(1-cotA)=cosA+sinA`

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(cosA)/(1-tanA)+(sinA)/(1-cotA)=sinA+cosA

Prove the following identities: (cosA)/(1-tanA)+(sin^2A)/(sinA-cosA)=sinA+cosA

Prove the following identities: (cosA)/(1-sinA)+(sinA)/(1-cosA)+1 = (sinAcosA)/((1-sinA)(1-cosA) ((1+cotA+tanA)(sinA-cosA)/(sec^3A-cos e c^3A)=sin^2Acos^2A

cosA/(1−sinA) =

Prove the following identities: (sinA+cosA)/(sinA-cosA)+(sinA-cosA)/(sinA+cosA)=2/(sin^2A-cos^2A)=2/(2sin^2A-1)=2/(1-2cos^2A)

Prove the following identities: (tanA)/(1-cotA)+(cotA)/(1-tanA)=1+tanA+cotA=1+secAcos e cA

Prove the following identities: (tanA)/(1-cotA)+(cotA)/(1-tanA)=1+tanA+cotA=1+secAcos e cA

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RD SHARMA ENGLISH-TRIGONOMETRIC IDENTITIES-All Questions
  1. Prove the following identities: (sin^3theta+cos^3theta)/(sintheta+c...

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  2. Prove the following trigonometric identities: (tantheta+sintheta)...

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  3. Prove the following identities: (cosA)/(1-tanA)+(sinA)/(1-cotA)=cos...

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  4. Prove the following identities: (tanA)/(1-cotA)+(cotA)/(1-tanA)=1+t...

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  5. Prove the following trigonometric identities: cottheta-tantheta=(2cos...

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  6. Prove the following trigonometric identities: tantheta-cottheta=(2sin...

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  7. Prove the following identities: tan^2theta+cot^2theta+2=sec^2thet...

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  8. Prove the following identities: sqrt(sec^2theta+cos e c^2theta)=t...

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  9. Prove the following identities: (sintheta+sectheta)^2+(costheta+cos e...

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

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  11. Prove the following identities: sec^4A-sec^2A=tan^4A+tan^2A

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  12. Prove the following identity: 2sec^2theta-sec^4theta-2cosec^2theta+co...

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  13. Prove the following identities: (sintheta-sectheta)^2+(costheta-cos e...

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  14. (sintheta)/(1+costheta)+(1+costheta)/(sintheta)=2cosectheta

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  15. Prove the following identities: (tantheta-cottheta)/(sinthetacostheta...

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  16. Prove the following identities: 1/(sectheta-tantheta)=sectheta+tanthe...

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  17. Prove the following identities: (sectheta-tantheta)/(sectheta+tantheta...

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  18. Prove the following identities: (tantheta+sectheta-1)/(tantheta-secth...

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  19. Prove the following identities: (cotA+cos e cA-1)/(cotA-cos e cA+1)=(...

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  20. Prove the following identities: (sintheta)/(cottheta+cos e ctheta)=2+...

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