Question

Based on data from 1980 to 2000, the median sales price of a new one-family home...

Based on data from 1980 to 2000, the median sales price of a new one-family home in the southern United States may be modeled by

P(t)=0.0506t^2+3.515t+58.49 where P(t) is in thousands of dollars and t is the number of years since 1980.

A. Find and interpret (in your own words) the meaning of P'(5).

B. According to the model, was the median sales price increasing more quickly at the end of 1990 or the end of 2000?Explain.

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