2. (a) Find the divergence and curl of the vector field Ğ(x, y, z) = (x + y + 5z, 4x – 2y², z³ – 3y). (b) Use the result in item 2(a) to determine whether there is a function and z such that x(x, y, z) = x + y + 5z, Oy (x, y, z) 4x – 2y², and of three variables x, ₂(x, y, z) = z³ – 3y. Y, =

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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2. (a) Find the divergence and curl of the vector field G(x, y, z) = (x + y + 5z, 4x − 2y², z³ − 3y).
(b) Use the result in item 2(a) to determine whether there is a function of three variables x,
y, and z such that ¢x(x, y, z) = x + y + 5z, Oy(x, y, z) = 4x – 2y², and þz(x, y, z) = z³ – 3y.
Transcribed Image Text:2. (a) Find the divergence and curl of the vector field G(x, y, z) = (x + y + 5z, 4x − 2y², z³ − 3y). (b) Use the result in item 2(a) to determine whether there is a function of three variables x, y, and z such that ¢x(x, y, z) = x + y + 5z, Oy(x, y, z) = 4x – 2y², and þz(x, y, z) = z³ – 3y.
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