Compute the partial derivative of f(z,y)=z'y with respect to a where: z(r, a)=re 3(r, s) = 8² + ssin(r) Your answer should have only the variables r and s in it. af Os Answer:

Q: f(x, y) = ln(-6x – 4y), (5,6), A=6i + 8j 14 17 A) 135 135 B) C)/17 D) 11 135

A: Duf=∇f·uu

Q: 2. Find the gradient of the function f(x, y) = ln(x² + y²) at the point(1, 1).

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

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A: As you don't want handwritten answer, I have used LaTeX.

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A: Given function is  V=x^2 sin(y)cos(z)

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Q: compute th directional derivative of f(x,y) at point P in the direction of the point Q .

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