Question

3. Answer the following. (a) Obtain the surface and contour plots for the function z2+2ry +3y2 using the subplot command with the orientation of one being on top of the other. Label all of your axis. (b) The following represents pressure samples in pounds per square inch (psi), taken in a fuel line once every second for 10 sec. 8 9 10 T (min) 26.1 27.0 it a first-degree polynomial, a second-degree polynomial, and a three-degree polyno- mial to these data. Show the polynomial representation of each fitted line along with the residuals.

Answer 1

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