Two particles start moving from the origin at 
, with velocities 
and 
, respectively.
A) What is the distance between the particles at time 
?
B) Will the particles meet again?
Definitions:
Economies of Scale
Economies of scale refer to the cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale.
Marginal Product
The extra output or benefit received from using one additional unit of a resource.
Opportunity Cost
The cost of an alternative that must be forgone in order to pursue a certain action, the benefits you could have received by taking an alternative action.
Marginal Cost
The cost added by producing one more item of a product, a crucial factor in economic decision-making regarding production levels.
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