If f(x, y) = 4 – 2x2 - y2 , find f(-9, 3) and fy(-9, 3) and interpret these numbers as slopes. fx(-9, 3) = (No Response) fy(-9, 3) = (No Response) Need Help? Read It Watch It

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Q: If f(x, y) = 25 - 5x2 - y? , find f(9, 4) and f,(9, 4) and interpret these numbers as slopes. f(9,…

A: The given problem is to find the values of fx(9,4) and fy(9,4). Given function f(x,y) = 25-5x2-y2.

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Q: 3. Which relation is not a function? a. {(–13, −10), (–15, −12), (−11, −8), (−16, 4)} b. {(8, 17),…

A: I have explained everything with in the solution, please go through that.

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A: Let the two points be A and B

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A: the solution is given below;

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