1. 34. Suppose that the average temperature of the earth is
where t is the number of years since 2000.

2. 34. Suppose that the average temperature of the earth is
where t is the number of years since 2000.

3. 41. Let P (n) be the perimeter of an n-gon inscribed in a unit circle.
(a) Explain, intuitively, why P (n) approaches 2π as n → ∞.

4. 41. Let P (n) be the perimeter of an n-gon inscribed in a unit circle.
(b) Show that

5. 41. Let P (n) be the perimeter of an n-gon inscribed in a unit circle.
(c) Combine (a) and (b) to conclude that

6. 41. Let P (n) be the perimeter of an n-gon inscribed in a unit circle.
(d) Use this to give another argument that