For the following exercises, find the gradient vector field of each function f.
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- Explain with reasonarrow_forwardFind the gradient, ∇f(x,y,z), of f(x,y,z)=xy/z. Express your answer using standard unit vector notation.arrow_forwardConsider the function f(x. y. :) = 1 Vy² + =². (a Find the gradient vector Vf. Write vour final answer using the "i. J. notation. What is the maximum value for the directional derivative Daf(x, y, z) at the point (-2, –1, –1)?arrow_forward
- Find the gradient fields ƒ(x, y, z) = (x raise to the power 2 + y raise to the power 2 + z raise to the power 2)-1>2arrow_forwardFind the gradient vector for the vector field.arrow_forward2. Plot the gradient vector field of f together with its contour map. (a) f(x,y)=4- 4-4-4 (b) f(x, y)=√x² + y²arrow_forward
- Consider the following vector functions: r(t)= tcost i + 2t sint j + 2 tk for t ≥ 0 t≥ 0.a. The function r(t) describes a curve that lies on a cone with equation √(4x2+y2) b. The function r(t) describes a curve that lies on a cone with equation √(1/4 x2 + y2)c. The function r(t) describes a curve that lies on a cone with equation √(2x2+y2)d. The function r(t) describes a curve that lies on a cone with equation √(1/2 x2+y2)arrow_forwardDetermine the interval(s) on which the vector-valued function is continuous. (Enter your answer using interval notation.) r(t) = √ti + √t-2karrow_forwardWhich of the following is the gradient vector of the function f(x, y) = 3x ln 3y - 2x²y at point (1, 1)? Select one: O None of them O Oarrow_forward
- Let f(x,y)=y2 +sin(y+T)+x +cos(xe). At the point (T,0) compute the unit vector in the direction of the maximum increase of the function f.arrow_forward٦arrow_forward3. Let f(x, y) = sin x + sin y. (NOTE: You may use software for any part of this problem.) (a) Plot a contour map of f. (b) Find the gradient Vf. (c) Plot the gradient vector field Vf. (d) Explain how the contour map and the gradient vector field are related. (e) Plot the flow lines of Vf. (f) Explain how the flow lines and the vector field are related. (g) Explain how the flow lines of Vf and the contour map are related.arrow_forward
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