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RD SHARMA-TRIGONOMETRIC IDENTITIES-All Questions
- Prove: secA(1-sinA)(secA+tanA)=1
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- Prove: (cos e c\ A-sinA)(secA-cosA)(tanA+cotA)=1
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- tan^2theta-sin^2theta-tan^2thetasin^2theta
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- Show : (1+tan^2theta)(1+sintheta)(1-sintheta) = 1
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- Prove: sin^2Acot^2A+cos^2Atan^2A=1
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- Prove the following trigonometric identities: cottheta-tantheta=(2cos...
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- Prove the following trigonometric identities: tantheta-cottheta=(2sin...
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- Prove: (cos^2theta)/(sintheta)-cos e c\ theta+sintheta=0
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- Prove: 1/(1+sinA)+1/(1-sinA)=2sec^2A
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- Prove the following identities: (costheta)/(1-sintheta)+(costheta)/(1...
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- Prove: (1+tan^2theta)/(1+cot^2theta)=((1-tantheta)/(1-cottheta))^2=tan...
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- Prove: (1+sectheta)/(sectheta)=(sin^2theta)/(1-costheta)
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- Prove: sec^6theta=tan^6theta+3tan^2thetasec^2theta+1
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- Prove: cos e c^6theta=cot^6theta+3cot^2thetacos e c^2theta+1
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- ((1+tan^2theta)cottheta)/(c o s e c^2theta)=tantheta
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- Prove: (1+cosA)/(sin^2A)=1/(1-cosA)
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- Prove: (secA-tanA)/(secA+tanA)=(cos^2A)/((1+sinA)^2)
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- Prove: (1+cosA)/(sinA)=(sinA)/(1-cosA)
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- Prove: sqrt((1+sinA)/(1-sinA))=secA+tanA
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- Prove: sqrt((1-cosA)/(1+cosA))+sqrt((1+cosA)/(1-cosA))=2\ cos e c\ A
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