(cosec A)/(cosec A-1)+(cosec A)/(cosec A+1)=2sec^(2)A

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Prove the following identities : (cosec A)/ (cosec A - 1) + (cosec A)/ (cosec A + 1) = 2 sec^(2) A

sec (cosec^(-1) x)=

Prove that : (sin A - cos A) (1 + tan A + cot A) = (sec A)/ (cosec^(2) A) - (cosec A)/ (sec^(2) A)

Prove the following identity : (1+ cot A+tan A) (sin A-cos A) =(secA)/(cosec^2 A)- (cosec A)/(sec^2A) .

(cosec theta)/(cosec theta-1)+(cosec theta)/(cosec theta+1)=2sec^2theta

Prove that : (cosec theta)/(cosec theta-1)+ (cosec theta)/ (cosec theta+1)= 2 sec^2 theta .

Prove that sqrt((cosec A + 1)/(cosec A - 1)) - sqrt((cosec A - 1)/(cosec A + 1)) = 2tan A

Prove that (tan A)/(sec A -1) + (tan A)/(sec A +1) = 2 cosec A

Prove that (tan A)/(sec A-1)+(tan A)/(sec A+1)=2 cosec A .

Prove that identify: (cosec^(2)theta)/(cosectheta-1)-(cosec^(2)theta)/(cosectheta+1)=2sec^(2)theta