The position vector r 5 00ri (et ft2)j locates a particle as a function of time t Vector r is in meters, t is in seconds, and factors e and f are constants Figure gives the angle of the particle 's direction of travel as a function of t is measured from the positive x direction) What are (a) e, and (b) f, including units 20 0 10 20 20 I (s)

Question: The position vector r = 5.00ri + (et + ft2)j locates a particle as a function of time t. Vector r is in meters, t

The position vector r = 5.00ri + (et + ft2)j locates a particle as a function of time t. Vector r is in meters, t is in seconds, and factors e and f are constants. Figure gives the angle θ of the particle's direction of travel as a function of t θ is measured from the positive x direction). What are?

(a) e, and

(b) f, including units?

20 0 10 20 -20 I (s)

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