Interpret Quadratic Functions

timer Asked: Apr 30th, 2015

Question description

A local factory employs machinists to work on its gidget assembly line. The machinist's productivity is shown by the function

P(m) = -16m2 + 128m + 172

where m represents the number of machinists and P(m) represents their hourly output of gidgets. A graph of the function is shown below.

[img src="">

At what number of machinists is productivity maximized, and what is their hourly output at that point?

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