Question: In Exercises 23 and 24, find the open interval(s) on which the curve given by the vector-valued function is smooth. r(t) t : _____i +

In Exercises 23 and 24, find the open interval(s) on which the curve given by the vector-valued function is smooth.


r(t) t : _____i + tj + 1 + tk t-2

r(t) t : _____i + tj + 1 + tk t-2

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