Math, asked by cindydelira1, 1 month ago

Which of the following are identities? Check all that apply. A. sin2x = 1 - cos2x n B. sin2x-cos2x = 1 I C. cot2x = csc2x - 1 D. tan2x = 1 + sec2x

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Answered by DFERN

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Which of the following are identities? Check all that apply. A. sin2x = 1 - cos2x n B. sin2x-cos2x = 1 I C. cot2x = csc2x - 1 D. tan2x = 1 + sec2x

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