12. Find a quadratic model for the set of values. a. X y Koy -3 6 -10 + -1 -2 08-6 + 40 8 8 40 10 8 -8- 10 0 -3 1 -2 3 6 tb 1b x C. -10 2 10-8-6 10- o 10 8 6 di -8 10 31 $ $ 10 1D X bit

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