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Given ?(?,?) = sqrt(x + y) a). What’s the domain and range of f(x, y)? b)....

Given ?(?,?) = sqrt(x + y)
a). What’s the domain and range of f(x, y)?

b). Sketch any 3 level curves in the domain of the function (on the same graph). Label any points where the level curves cross an axis AND label the value of f(x, y) on each curve.

c. Please do the same for g(x,y)= -y/x^2

Math   Calculus   
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