Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
Related questions
Question
![Given :
6 (x, y, z)
Compute the gradient
3
6y²z³ - 5 ex
at
PA (2,2,1-5) of G (x, y, z)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1cdc669f-63d0-4f97-92a2-ea0696539951%2F6fac9c4a-b95c-4a68-bdce-03472f670d97%2F2qcb5cm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Given :
6 (x, y, z)
Compute the gradient
3
6y²z³ - 5 ex
at
PA (2,2,1-5) of G (x, y, z)
![EXAMPLE PROBLEM
पर५,८१-
VG(x, y, z) = gradient field
note: a gradient field is a vector field.
there fore,
2 az
VG (x,y,2) = (2 ax + 2 ay +3_9²) G(x,y, 2)
z)
2y
VG(x, y, z) = (2G(x, y, z)
2x
org
ау
G=3x²y-422
= 6xy
2G
2Z
2G
2x
2G - 3x²
2
SUSISI
Sample: Solve the gradient at P(2,3,1) of G(x, y, z) = 3x²y - 42².
Solution: Let: G(x, y, z) = G = 3x²y - 4z² = scalar field function.
Given:
.ax +
VG =
= (2x ax + 2 Ay+ 22 9₂ ) G = ( 26 ax + 26 May +26 a₂)
2x
2y
ау
2Z
=-82
2 G(x, y, z). ay +
2y
×Ç(x,y,z)
.az
22
VG=2G ax +
-ax+ 26 ay + 26 a₂)
જે
2G
:)
ау
2Z
VG = 6xy ax + 3x² Ay - 8z Az
2x
gradient
field
at P(2,3,1),
VG = 6(2)(³) Ax +3 (2)²ay - 8 (1) Az
VG = 36 Ax + 12 Ay - 8 Az
|VG = 36.000 ax +12.000 Ay - 80.000X10²¹ az](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1cdc669f-63d0-4f97-92a2-ea0696539951%2F6fac9c4a-b95c-4a68-bdce-03472f670d97%2Fd8re2om_processed.jpeg&w=3840&q=75)
Transcribed Image Text:EXAMPLE PROBLEM
पर५,८१-
VG(x, y, z) = gradient field
note: a gradient field is a vector field.
there fore,
2 az
VG (x,y,2) = (2 ax + 2 ay +3_9²) G(x,y, 2)
z)
2y
VG(x, y, z) = (2G(x, y, z)
2x
org
ау
G=3x²y-422
= 6xy
2G
2Z
2G
2x
2G - 3x²
2
SUSISI
Sample: Solve the gradient at P(2,3,1) of G(x, y, z) = 3x²y - 42².
Solution: Let: G(x, y, z) = G = 3x²y - 4z² = scalar field function.
Given:
.ax +
VG =
= (2x ax + 2 Ay+ 22 9₂ ) G = ( 26 ax + 26 May +26 a₂)
2x
2y
ау
2Z
=-82
2 G(x, y, z). ay +
2y
×Ç(x,y,z)
.az
22
VG=2G ax +
-ax+ 26 ay + 26 a₂)
જે
2G
:)
ау
2Z
VG = 6xy ax + 3x² Ay - 8z Az
2x
gradient
field
at P(2,3,1),
VG = 6(2)(³) Ax +3 (2)²ay - 8 (1) Az
VG = 36 Ax + 12 Ay - 8 Az
|VG = 36.000 ax +12.000 Ay - 80.000X10²¹ az
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