Suppose f(x, y) = sin( (a) Vf(x, y) = = (b) Vƒ(3, π) = 2y x T 2y 2y 2y cos cos 2) Con (2) 200m (20 - 13 and u is the unit vector in the direction of (1, 1). Then, (c) fu (3, π) = Du f(3, π) = = V V

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...
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Suppose f(x, y) = sin
(a) ▼ f(x, y) =
=
2y
X
2y cos
2y
2y
2 cos
(2) (2)
X
-
X
(b) ▼ƒ(3, π) = 77, 17/0
9'
and u is the unit vector in the direction of (1, 1). Then,
V
(c) fu (3, π) = Du ƒ(3, π) = 0
Transcribed Image Text:Suppose f(x, y) = sin (a) ▼ f(x, y) = = 2y X 2y cos 2y 2y 2 cos (2) (2) X - X (b) ▼ƒ(3, π) = 77, 17/0 9' and u is the unit vector in the direction of (1, 1). Then, V (c) fu (3, π) = Du ƒ(3, π) = 0
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