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Prove the following identity, where the angle involved is acute angle for which the expressions are defined. (cosA-sinA+1)/cosA+sinA-1)=cosecA+cotA.

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asked Feb 5, 2018 in Mathematics by Kundan kumar (49,132 points)

Prove the following identity, where the angle involved is acute angle for which the expressions are defined.

(cosA-sinA+1)/(cosA+sinA-1)=cosecA+cotA.

using the identity cosec²A=1+cot²A.

2 Answers

answered Feb 5, 2018 by Vikash Kumar (144,729 points)

answered Feb 6, 2018 by pawan (15 points)

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Prove the following identity, where the angle involved is acute angle for which the expressions are defined. (cosA-sinA+1)/cosA+sinA-1)=cosecA+cotA.

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