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一辆车的加速度为 a(t) = 10e^(-0,)5t m/s²,从静止出发( v(0) = 0 )。用替换法求 v(t) ,并计算 s 时的速度。
一辆车的加速度为 a(t) = 10e^(-0,)5t m/s²,从静止出发( v(0) = 0 )。用替换法求 v(t) ,并计算 s 时的速度。
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