Question: 1. Use MATLAB's fminunc () function to find the maxima and minima of the following functions. Plot the functions on the given range and

1. Use MATLAB's fminunc () function to find the maxima and minima

1. Use MATLAB's fminunc () function to find the maxima and minima of the following functions. Plot the functions on the given range and use the plots to estimate the starting point for each minima or maxima. a) f(x) = x+10x3 - 20x - 15 b) f(x): sin (x-0.75) = x21.5x+0.5625 [-10,4] [-4,6]

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