1. Let @ be the acute angle between the planes x + z = 1 and x - y - 4z = 3. Then cos equals A. B. C. D. E. 131 N C +11 NI 11 3

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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1. Let be the acute angle between the planes x + z = 1 and x - y - 4z = 3. Then cos
equals
A.
B.
C.
D.
E.
1312
11
4
523
Transcribed Image Text:1. Let be the acute angle between the planes x + z = 1 and x - y - 4z = 3. Then cos equals A. B. C. D. E. 1312 11 4 523
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