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Questions by chstk8568
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chstk8568
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User chstk8568
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All questions
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User chstk8568
Recent activity
All questions
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1
answer
With respect to right-handed coordinates, let v = [y + z; z + x; x + y] and g = xyz, find curl (gv).
asked
Apr 10, 2017
in
Calculus Answers
|
1.2k
views
evaluating functions
algebra problems
calculus problems
math problem
1
answer
Let v = [−y, x, pi] be the velocity vector of a steady fluid flow. Is the flow irrotational? Incompressible?
asked
Apr 10, 2017
in
Calculus Answers
|
2.3k
views
calculus problems
math problem
solving equations
mechanics
1
answer
Find the divergence of v = [2x^2,−3y^2, 8z^2] and its value at P : (3, 1/2 , 0).
asked
Apr 10, 2017
in
Calculus Answers
|
803
views
calculus problems
algebra problems
divergence
1
answer
Find a potential f for the vector function v = [ye^x, e^x, z^2].
asked
Apr 10, 2017
in
Calculus Answers
|
700
views
vectors
1
answer
Find the directional derivative of f(x; y; z) = 1/(√ x^2+y^2+z^2) at P : (3; 0; 4) in the direction of a = [1; 1; 1].
asked
Apr 10, 2017
in
Calculus Answers
|
1.1k
views
calculus problems
directional derivative
algebra problems
1
answer
Find a normal vector of the curve 6x^2+2y^2+z^2 = 225 at the given point P : (5; 5; 5).
asked
Apr 10, 2017
in
Calculus Answers
|
1.3k
views
vectors
calculus problems
1
answer
The force in an electrostatic field given by f(x, y, z) = 2x^2 + 4y^2 + 9z^2 has the direction of the gradient. Find ∇f and its value at P : (−1; 2;−4).
asked
Apr 10, 2017
in
Calculus Answers
|
1.0k
views
algebra problems
calculus problems
advanced math
directional derivative
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