In Exercises 13-16, find and sketch the level curves f(x, y) = c on the same set of coordinate axes for the given values of c. We refer to these level curves as a contour map. 3,4, 14. f(x, y) = x² + y², c = 0, 1, 4, 9, 16, 25 35

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

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