What is the value of a2,2? [6 -3]•[–5 4]

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What is the value of a2,2?
[6 -3]•[–5 4]

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Xavia 7 months 2021-07-27T11:25:33+00:00 1 Answers 4 views 0

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    2021-07-27T11:26:44+00:00

    Answer:

    −4 cot(−45) csc(6) sin(330)

    Step-by-step explanation:

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )