18.10 Use Newton's interpolating polynomial to determine y at x = 8 to the best possible accuracy. Compute the finite divided differences as in Fig. 185 and order your points to attain optimal accuracy and convergence. 2 5.5 11 13 16 18 y 0.5 3.134 5.3 9.9 10.2 9.35 7.2 6.2

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