\text { Sketch the contour map for the function } f(x, y)=x^{2}+\frac{y^{2}}{4}+1 \text {, showing the contours for } z=1, z=2 \text {, } \text { and } z=5 \text {. Make sure to label these cuves. } \text { (b) Sketch the graph of the function } f(x, y)=x^{2}+\frac{y^{2}}{4}+1 \text { from part (a). Draw your coordinate axes } in the standard orientation, and show the level curves corresponding to the contour lines from part (a).Make sure to label these curves.