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[" 27.सिद्ध कीजिए : "],[" (i) "sqrt((1+c...

[" 27.सिद्ध कीजिए : "],[" (i) "sqrt((1+cos theta)/(1-cos theta))=cosec theta+cot theta]

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sqrt((1+cos theta)/(1-cos theta))=csc theta+cot theta

sqrt((1-cos theta)/(1+cos theta))=cosec theta-cot theta (Prove It)

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prove that (1-cos theta)/(1+cos theta)=(csc theta-cot theta)^(2)