Use the Least square approximation to fit the function sin (0.5x) on the interval [0, T/2] by a linear function y = ax + b. Note: You just need to obtain the equation system for the parameters a and b with coefficients represented by integrals. No need to solve the values for a and b.

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A: NOTE: Refresh your page if you can't see any equations. . compare this equation with  so here we…

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