Answer :

luana
[tex]v=\frac{3}{2}t-\frac{5}{2}\ \ \ \ | substitute\ t=3\\\\ v=\frac{3}{2}*3-\frac{5}{2}\\\\ v=\frac{9}{2}-\frac{5}{2}=\frac{4}{2}=2\\\\ \boxed{v=2}[/tex]

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