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Question

simplify
tanA+secA1tanAsecA+1=tanA+secA

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Solution

Taking L.H.S
=tanA+secA(sec2Atan2A)1+tanAsecA
=tanA+secA(secAtanA)(secA+tanA)1+tanAsecA
=(tanA+secA)(1secA+tanA)1+tanAsecA
=tanA+secA=R.H.S

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