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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Question
q19
Transcribed Image Text:Find the derivative of the function at the given point in the direction of A.
f(x.y) = 7x+ 8y, (- 3,10), A= 4i- 3j
68
OA.
5
12
В.
52
OC.
O D.
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