Given that Vf (10, –12) = 1li– 10j, find the directional derivative of the function f at the point (10,–12) in the direction of a = 6i+ 5j. NOTE: Enter the exact answer. Duf =

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Q: Use the properties of the derivative to find the following. r(t) = ti + 5tj + t?k, u(t) = 5ti + t³j…

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A: Given:- Given that ∇f(10, −12) = 11 i — 10j To find:- The directional derivative of the function f…

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