Question: Find a least squares approximating function of the form r0x + r1x2 + r22x for each of the following sets of data pairs. (a) (-1,

Find a least squares approximating function of the form r0x + r1x2 + r22x for each of the following sets of data pairs.
(a) (-1, 1),(0, 3),(1, 1),(2,0)
(b) (0, 0,(1,1), (2, 5), (3,10)

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