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The motion of an electron is given by x(t)=pt3+qt2+r, with p = -1.6 m/s3 , q...

The motion of an electron is given by x(t)=pt3+qt2+r, with p = -1.6 m/s3 , q = +1.3 m/s2 , and r = +9.0 m. Determine its velocity at t = 0. Determine its velocity at t = 1 s. Determine its velocity at t = 2 s. Determine its velocity at t = 3 s.

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