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prove that costheta/(1-tantheta)+sinthet...

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

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i) Prove that: (cot^(2)A)/(1-"cosec"A)^(2)=(1+sinA)/(1-sinA) ii) Prove that: (costheta)/(1-tantheta)+(sintheta)/(1-cottheta)=sintheta+costheta

i) Prove that: (cot^(2)A)/(1-"cosec"A)^(2)=(1+sinA)/(1-sinA) ii) Prove that: (costheta)/(1-tantheta)+(sintheta)/(1-cottheta)=sintheta+costheta

Prove that- costheta.tantheta=sintheta

Prove the following costheta/(1-tantheta) +sintheta/(1-cottheta)=sintheta+costheta

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

sintheta/(1-cottheta)+costheta/(1-tantheta)=

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

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

Prove that sintheta/(1+costheta)+sintheta/(1-costheta)=2/sintheta .

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