SOLUTION: The function A(t)=0.233t+5.87 can be used to estimate the median age of cars in the United States t years after 1990. (In this context, we mean that if the median age of cars is 3

Question 288299: The function A(t)=0.233t+5.87 can be used to estimate the median age of cars in the United States t years after 1990. (In this context, we mean that if the median age of cars is 3 yr, then half the cars are older than 3 yr and half are younger.)
a. Find the median age of cars in 2002.
b. In what year was the median age of cars 7.734 yr?

Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
a) plug in 2002-1900 for t
b)plug in 7.734 for t and solve for A(t)
add that to 1990

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