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8-9.

StampThe value of a rare stamp was in 1989. The stamp has increased in value by % each year. Homework Help ✎

  1. What was the stamp worth in the year 2000?

    The stamp is % of its value from the previous year.This will happen for years in a row.

  2. What was the average value of the stamp from 1989 to 2000?

    If represents the value of the stamp as a function of time (the equation you used to solve part (a)):