Quick ? about area and derivatives?

A electron moving along the x axis has a position given by x = 20 te-2.4 t m, where t is in seconds. How far is the electron from the origin when it momentarily stops?

2007-02-01 06:08:41 · 1 answers · asked by In love with love 2 in Science & Mathematics ➔ Physics

1 answers

x = 20 te-2.4 t
v=dx/dt=20(e-2.4 t - 2.4t e-2.4 t)=0 when it stops
or 1-2.4t=0

2007-02-01 10:29:56 · answer #1 · answered by meg 7 · 1⤊ 0⤋

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