How can we calculate the speed we sprint jog or walk without a radar gun

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How can we calculate the speed we sprint jog or walk without a radar gun

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RobertKer 6 days 2021-07-22T20:01:38+00:00 1 Answers 3 views 0

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    2021-07-22T20:03:31+00:00

    Answer:Distance and displacement

    Explanation:

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