The following table represents Canada's population in specific years over the last century. Year 1911 1921 1931 1941 1951 1961 1971 1981 1991 2001 Population (thousands) 7207 8788 10377 11507 14009 18238 21568 24343 27297 30007 1. Determine the average rate of change between the years 1981 and 2001. 2. What does the sign of your answer represent? 3. Is it possible to determine the instantaneous rate of change at 1981 using only the information given? Explain why or why not.

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