問題詳情
1. 有一方程式
，其中x 為位置大小，a 為加速度大小，t 為時間，k為不含單位的常數，則下列何者正確？
(A) m=1，n=1
(B) m=1，n=2
(C) m=2，n=1
(D) m=2，n=2
參考答案
無參考答案
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