## Question

###### $15-18$ Find a vector equation and parametric equations for the line segment that joins $P$ to $Q .$ $$ P(0,0,0), \quad Q(1,2,3) $$

$15-18$ Find a vector equation and parametric equations for the line segment that joins $P$ to $Q .$ $$ P(0,0,0), \quad Q(1,2,3) $$

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