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Find a + b, 8a + 4b, |a|, and |a – b]. a = 9i - 6j + 4k, b = 5i - 8k

Find a + b, 8a + 4b, |a|, and |a – b]. a = 9i - 6j + 4k, b = 5i - 8k

Calculus: Early Transcendentals
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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Find a + b, 8a + 4b, |a], and la – b]. 9i - 6j + 4k, b = 5i - 8k 14i - 6j - 4k a = a + b = 8a + 4b = |a| = |ab| = = (92i - 48k) √133 ✓205 X X X
Transcribed Image Text:Find a + b, 8a + 4b, |a], and la – b]. 9i - 6j + 4k, b = 5i - 8k 14i - 6j - 4k a = a + b = 8a + 4b = |a| = |ab| = = (92i - 48k) √133 ✓205 X X X
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