If the first hill is 20 cm high, the second hill is 0 cm high, and the last hill is 0 cm high, how long does it take the 50 g car to reach t

Question

If the first hill is 20 cm high, the second hill is 0 cm high, and the last hill is 0 cm high, how long does it take the 50 g car to reach the egg?

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Dulcie 5 years 2021-08-26T03:19:24+00:00 1 Answers 20 views 0

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  1. ngockhue
    0
    2021-08-26T03:21:17+00:00
    Reply

    25min I think don’t quote me

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