Test Homework Demo (id: 812902bcc)

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本题为动态变量类型，下面题目描述与解答中出现的数值不同于您在作答时遇到的数值！

[填空题]
A box falls to the ground f)nfk7, kxu ua0rom a height of 3, what is 2p1 e,;l hwnmdt6xa y;jf0d/o the velocity of the box when hitting the grou,; mlo/f;h nt 6 wdx0dye1paj2nd?   

参考答案: 7.67


本题详细解析: 暂无