神马作文网这应该是关于微积分的,英语好的大神进
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这应该是关于微积分的,英语好的大神进
(1 pt) Suppose that an object moves along the -axis so that its location is at time .(Here is in meters and is in seconds.)
(A) Find the average velocity (the average rate of change of with respect to ) for changing from 2 to 8 seconds (include units).
Average velocity =
(B) Find the average velocity for changing from to seconds.
Average velocity =
(C) Find the instantaneous velocity at seconds (include units).
Instantaneous velocity =
(1 pt) Suppose that an object moves along the -axis so that its location is at time .(Here is in meters and is in seconds.)
(A) Find the average velocity (the average rate of change of with respect to ) for changing from 2 to 8 seconds (include units).
Average velocity =
(B) Find the average velocity for changing from to seconds.
Average velocity =
(C) Find the instantaneous velocity at seconds (include units).
Instantaneous velocity =
……符号都没有显示出来啊.
假设一个物体沿（某）轴运动,其位置随时间（t）的变化如图所示.（位置坐标单位为米,时间单位为秒）.
（A）求第2秒到第8秒内的平均速度（即（位移）相对于（时间）的平均变化率,含单位）
（B）求第?秒到第?秒的平均速度
（C）求第?秒的瞬时速度（含单位）
假设一个物体沿（某）轴运动,其位置随时间（t）的变化如图所示.（位置坐标单位为米,时间单位为秒）.
（A）求第2秒到第8秒内的平均速度（即（位移）相对于（时间）的平均变化率,含单位）
（B）求第?秒到第?秒的平均速度
（C）求第?秒的瞬时速度（含单位）