Dimensional Analysis: The position, x, of an object is given by the equation x = A + Bt + Ct2, where t refers to time. What are the dimensions of A, B, and C?
A. distance, distance, distance
B. time, time, time
C. distance, time, time2
D. distance, distance/time, distance/time2
E. distance/time, distance/time2, distance/time3
Answer: D
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