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Solve: (1 + tantheta + sectheta)(1+ cott...

Solve: `(1 + tantheta + sectheta)(1+ cottheta - cosectheta)`

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Solve: tantheta+sectheta=2costheta

prove (tantheta +sectheta-1)/(tantheta-sectheta+1) = (1+sintheta)/(costheta)

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

Prove that : (tan theta)/(sectheta+1)-(tantheta)/(1-sectheta)=2cosec theta

Prove: (cos e c\ theta-sectheta)(cottheta-tantheta)=(cos e c\ theta+sectheta)(secthetacos e c\ theta-2)\

Prove that tantheta+cottheta=secthetacosectheta .

solve tantheta+costheta=2sectheta

If sectheta+tantheta=1 , then one root of the equation a(b-c)x^2+b(c-a)x+c(a-b)=0 is (A) tantheta (B) sectheta (C) costheta (D) sintheta

Prove that : sintheta(1+tantheta)+costheta(1+cottheta)=cosectheta+sectheta

Prove the following identities: (tantheta+sectheta-1)/(tantheta-sectheta+1)=(1+sintheta)/(costheta)

RD SHARMA ENGLISH-TRIGONOMETRIC IDENTITIES-All Questions
  1. Prove the following identities: (sintheta+cos e ctheta)^2+(costheta+s...

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  2. Prove the following identities: (sintheta)/(1-costheta)+(tantheta)/(1...

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  3. Solve: (1 + tantheta + sectheta)(1+ cottheta - cosectheta)

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

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  5. Prove the following trigonometric identities: (sintheta)/(1-costheta)=...

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  6. Prove the following trigonometric identities: sqrt((1-sintheta)/(1+sin...

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  7. Prove the following identities: (1-sintheta)/(1+sintheta)= (sectheta...

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  8. If cos e ctheta-sintheta=l and sectheta-costheta=m , prove that l^2m^2...

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  9. If tanA=ntanB and sinA=msinB, prove that cos^2A=[m^2-1]/[n^2-1]

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  10. If x=asintheta and y=btantheta, then prove that (a^2)/(x^2)-(b^2)/(y^2...

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  11. If (cosalpha)/(cosbeta)=m and (cosalpha)/(sinbeta)=n show that (m^2+n^...

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  12. Prove the following identities: cos^4A-cos^2A=sin^4A-sin^2A

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  13. Prove the following identities: (sin^2A)/(cos^2A)+(cos^2A)/(sin^2A)=1/...

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  14. If xsin^3theta+ycos^3theta=sinthetacosthetaa n dxsintheta=ycostheta, ...

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  15. If cos e ctheta-sintheta=m and sectheta-costheta=n , prove that (m^...

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

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  17. Prove the following identities: ((1+sintheta)^2+(1-sintheta)^2)/(co...

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  18. Prove the following identities: (cos^2theta)/(1-tantheta)+(sin^3theta...

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  19. Prove the following identities: (sin^3theta+cos^3theta)/(sintheta+c...

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

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