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60.-(1+cot A-cosec A)(1+tan A+sec)...

60.-(1+cot A-cosec A)(1+tan A+sec)

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Prove the following identities : (1 + cot A - cosec A) ( 1 + tan A +sec A) = 2

(1 + cot A — cosec A) (1 + tan A + sec A) = 2 .

(1+cot A-csc A)(1+tan A+sec A)" is equal to "

Prove that : (sec A - cosec A ) (1 + tan A + cot A)= tan A sec A-cot A cosec A .

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

Prove that (sec A-cosec A)(1+tan A+cot A)=tan A secA + cotA cosec A

(1+tan A+sec A)(1+cot A-cosec A)=

Prove that (i) (tan A+ sin A)/(tan A- sin A)= (sec A+1)/(sec A-1) (ii) (cot A- cos A)/(cot A+ cos A)= ("cosec" A-1)/("cosec" A+1)