AP Calculus BCeasymcq1 pt
A particle's position is r(t) = ⟨t², 3t⟩. Its acceleration is
A.⟨2, 0⟩
B.⟨2t, 3⟩
C.⟨t, 3⟩
D.⟨0, 0⟩
Explanation
Core Concept
r″ = ⟨2, 0⟩.
Correct Answer
A⟨2, 0⟩
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