APFIVE Kinematics from a Position Function
A particle moves along the x-axis with position function x(t) = 3t² - 4t + 2, where x is in meters and t is in seconds. At t = 2 s, which statement is true?
A
Position is negative, velocity is positive, acceleration is positive
B
Position is positive, velocity is negative, acceleration is positive
C
Position is positive, velocity is positive, acceleration is negative
D
Position is positive, velocity is positive, acceleration is positive
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