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 − /t - 4k; to = 5 Domain is: [ ✓ [ 4 ∞ " " NOTE: Enter your answer in terms of i, j, and k. r(5) = -1 i - In(5) j+k X

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