Find the domain of r(t) and the value of r(to). NOTE: Round your answer to two decimal places when needed. r(t) = cos(at)i — ln(t)j + √t − 12k; to = 13 Domain is: [ ✓ " ∞ [12 NOTE: Enter your answer in terms of i, j, and k. r(13) -i-In(13) j+k X =

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