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Consider z= √(x2+y2). Give the domain and range. Draw the Zx and Zy traces in two separate plots. Draw contours for 3 different values of a constant Z=C. Then sketch in 3D, being sure to label your axes.
♦ Relevant knowledgeTo calculate the area of this quadratic square root function, we’ll use inequalities. The square root must be greater than zero. We can determine the range by using the properties of the quadratic function.
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