一质量 m = 10 kg 的物体在 F = 120 t + 40 (SI) 作用下,沿直线运动,当 t=0 时,物体在 = 5 m 处,其速度 = 6 m/s, 则物体在任意时刻的速度表为 _______; 位置表为 __________
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【单选题】You want to be on the board of directors of Wisely Foods. Since you are the only shareholder that will vote for you, you will need to own more than half of the outstanding shares of stock if you are t...