2. The position vector of a particle is given by in meters and seconds. What is the magnitude (m/s²) of the acceleration at t = 3.00 s? (A) 505 (B) 141 (C) 341 (D) 409 (E) 807
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in meters and seconds. What is the magnitude (m/s²) of the acceleration at t = 3.00 s? (A) 505 (B) 141 (C) 341 (D) 409 (E) 807