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Prove that : (tantheta/(1-tantheta))-(co...

Prove that : `(tantheta/(1-tantheta))-(cottheta/(1-cottheta))=(costheta+sintheta)/(costheta-sintheta)`

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Prove that : (tantheta)/(1-cottheta)+(cottheta)/(1-tantheta)=1+sectheta" cosec "theta

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

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Prove that : (cos^(2)theta)/(1-tantheta)+(sin^(3)theta)/(sintheta-costheta)=1+sinthetacostheta

Prove that : (1+sintheta)/(costheta)+(costheta)/(1+sintheta)=2sectheta

Prove that : (1-costheta)/(sintheta)+(sintheta)/(1-costheta)=2"cosec "theta

Prove that : (sintheta)/(1+costheta)+(1+costheta)/(sintheta)=2"cosec"theta

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

Prove that : (sectheta-tantheta)^(2)=(1-sintheta)/(1+sintheta)

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  3. Prove that : (tantheta/(1-tantheta))-(cottheta/(1-cottheta))=(costheta...

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

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  7. Prove that sqrt(5) is irrational.

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