Question

A market research company finds that traffic in a local mall over the course of a day could be estimated by the function P(t)=-1800cos(𝝅/𝟔𝒕)+𝟏𝟖𝟎𝟎 where P,is the number of people going to the mall ,and t is the time, in hours ,after the mall opens. The mall opens at 9.30 a.mi)sketch the graph of function P(t)ii)When does the mall reach its peak hours and state the number of people.iii)Estimate the number of people in the mall at 7.30p.m
iv)Determine the time when the number of people in the mall reaches 2570.

Answer 1

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