Math, asked by Chandusanju, 1 year ago

how to prove tanA/secA-1+tanA/secA+1=2cosecA

Answers

Answered by AmritanshuKeshri31
0

Hello guys Namaste,

LHS=TanA\secA-1+tanA\secA+1 =tanA(secA+1)+tanA(secA-1)\(secA-1)(secA+1) =tanA[secA+1+secA-1]\sec^2 - 1 =tanA(2secA)\tan^2A (sec^2A - 1=tan^2 A) =2secA \tanA =2cosecA

Answered by pdgupta9300
1

Answer:

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