Math, asked by divyasrimacha54, 27 days ago

prove that [ { Tan A cot ( A/2 )} -1 ] = sec A

Answers

Answered by paosjjs

0

Answer:

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Step-by-step explanation:

j. i. o. n. on. ly. g. i. r. l f. o. r. s. h. o. w. i. n. g. b. o. o. b. s

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