PLZ HELP In which of the following intervals does the trigonometric inequality sec(x)

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PLZ HELP
In which of the following intervals does the trigonometric inequality sec(x)

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Ngọc Diệp 7 months 2021-07-28T02:56:24+00:00 1 Answers 6 views 0

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    2021-07-28T02:58:23+00:00

    Answer:

    (cot)x always hold

    Step-by-step explanation:

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