Question: Consider the function f(x, y) = = x ex Cos y 1. Find its gradient at an arbitrary point (x, y). [10 marks] -

Consider the function f(x, y) = = x ex Cos y 1.

Consider the function f(x, y) = = x ex Cos y 1. Find its gradient at an arbitrary point (x, y). [10 marks] - 2. In which direction does the function change most rapidly at the point (0, )? [10 marks] 3. Find the directional derivative at the point (0,7) in the direction of the vector (1,1). [10 marks]

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