An object's position is given by the equation:
a. What is the velocity of the object as a function of time?
b. What is the acceleration of the object as a function of time?
c. What is the magnitude of the instantaneous velocity at t = 3.0 s?
d. What is the direction of the acceleration? (specify an angle relative to the + x axis).
Rate of change of position vector is velocity. And rate of change of velocity of an object is the acceleration.
Calculation and explanation is shown below.
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