Question: The position function of a spaceship is and the coordinates of a space station are (6, 4, 9). The captain wants the spaceship to coast

The position function of a spaceship is

r(t) = (3 + t) i + (2 + In t) j + (7 k t2 + 1

and the coordinates of a space station are (6, 4, 9). The captain wants the spaceship to coast into the space station. When should the engines be turned off?

r(t) = (3 + t) i + (2 + In t) j + (7 k t2 + 1

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