laneey875 laneey875

12-03-2024
Mathematics

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Find r'(t) if r(t) = 4ti + t²tj + ln(t²)k.
a) r'(t) = 4i + 3t²j + 2/t k
b) r'(t) = 4i + 2tj + 2/t k
c) r'(t) = 4i + 2tj + 1/t k
d) r'(t) = 4i + t²j + 2/t k

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