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5. Problem 3.3.25. Suppose that instead of a straight line, we fit the data in Problem 24 (i.e #3 above) by a parabola y

5. Problem 3.3.25. Suppose that instead of a straight line, we fit the data in Problem 24 (i.e #3 above) by a parabola y = C + Dt + Et. In the inconsistent system AF = 6 that comes from the four measurements, what are the coefficient matrix A, the unknown vector , and the data vector b? For extra credit, actually determine the best-fit parabola.

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