乙两人在300米环形跑道上练习长跑,甲的速度6米每秒,如果二人同地背向跑,乙先跑两秒,经过几秒后相遇?如果两人同地同向跑,乙跑几圈后才能首次追上甲?如果甲乙二人同向跑,乙在甲前面6米,
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/31 21:05:42
![乙两人在300米环形跑道上练习长跑,甲的速度6米每秒,如果二人同地背向跑,乙先跑两秒,经过几秒后相遇?如果两人同地同向跑,乙跑几圈后才能首次追上甲?如果甲乙二人同向跑,乙在甲前面6米,](/uploads/image/z/13804553-65-3.jpg?t=%E4%B9%99%E4%B8%A4%E4%BA%BA%E5%9C%A8300%E7%B1%B3%E7%8E%AF%E5%BD%A2%E8%B7%91%E9%81%93%E4%B8%8A%E7%BB%83%E4%B9%A0%E9%95%BF%E8%B7%91%2C%E7%94%B2%E7%9A%84%E9%80%9F%E5%BA%A66%E7%B1%B3%E6%AF%8F%E7%A7%92%2C%E5%A6%82%E6%9E%9C%E4%BA%8C%E4%BA%BA%E5%90%8C%E5%9C%B0%E8%83%8C%E5%90%91%E8%B7%91%2C%E4%B9%99%E5%85%88%E8%B7%91%E4%B8%A4%E7%A7%92%2C%E7%BB%8F%E8%BF%87%E5%87%A0%E7%A7%92%E5%90%8E%E7%9B%B8%E9%81%87%3F%E5%A6%82%E6%9E%9C%E4%B8%A4%E4%BA%BA%E5%90%8C%E5%9C%B0%E5%90%8C%E5%90%91%E8%B7%91%2C%E4%B9%99%E8%B7%91%E5%87%A0%E5%9C%88%E5%90%8E%E6%89%8D%E8%83%BD%E9%A6%96%E6%AC%A1%E8%BF%BD%E4%B8%8A%E7%94%B2%3F%E5%A6%82%E6%9E%9C%E7%94%B2%E4%B9%99%E4%BA%8C%E4%BA%BA%E5%90%8C%E5%90%91%E8%B7%91%2C%E4%B9%99%E5%9C%A8%E7%94%B2%E5%89%8D%E9%9D%A26%E7%B1%B3%2C)
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