俊翰 發問時間: 科學數學 · 10 年前

一題微積分

the velocity function (in meters per second) is given for a particle moving along a line. Find (a) displacement and (b) the distance traveled by the particle during the given time interval

u(t)=3t-5 , 0小於等於 t 小於等於3

1 個解答

評分
  • 10 年前
    最佳解答

    u(t)=3t-5→1.已知0<=t<=3假設t=1帶入公式1.u (1)=3(1)-5u=-2 帶回公式1驗算 -2(t)=3(t)-5-2t=3t-55t=5t =1

    參考資料: 自己
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