Question: a. Determine the discrete least squares trigonometric polynomial S4(x), using m = 16, for f (x) = x2 sin x on the interval [0, 1].

a. Determine the discrete least squares trigonometric polynomial S4(x), using m = 16, for f (x) = x2 sin x on the interval [0, 1].
b. Compute
L S4(x) dr.

c. Compare the integral in part (b) to

A. Determine the discrete least squares trigonometric polynomial S4(x), using

L S4(x) dr.

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