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Prove that (tanA + secA – 1)/(tanA - secA +1) = (1 + sinA)/cosA

+1 vote

asked Dec 6, 2018 in Class 10 by kratos

Prove that (tanA + secA – 1)/(tanA - secA +1) = (1 + sinA)/cosA

or,

trigonometrical identities
trigonometric ratios of acute angles
trigonometric identities
class-9
class-10
icse

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1 Answer

+2 votes

answered Feb 5, 2020 by kratos

Best answer

L.H.*.= (tanA + secA – 1)/(tanA - secA +1)

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