13. Find the absolute maximum and minimum values of the function f(x, y) = x + y -xy over the triangular region with vertices (0,0), (0,2), and (4,0).

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Q: 3. Evaluate f 2xdx + (y + 2)dy along the rectangle with vertices (0, 0), (0,3), (3,3) and (0, 3).

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Q: 7. Which vertex will result in the maximum value of the function T = x - 3y? O (3.5, 4) (0, 4)

A: Answer and explanation is given below..

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