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OpenStudy (anonymous):
plz help me to solve and show work... The function f (t) = -0.14t^2 + 0.5t + 30.6 models the U.S. population in millions, ages 65 and older, where t represents years after 1990. The function g (t) = 0.56t^2 + 12.36t + 105.7 models the total yearly cost of Medicare in billions of dollars, where t represents years after 1990. (a) What does the function g/f represent? (b) Find (g/f)(15).
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