a = 5i+j, b = i- 3j

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, 4a + 2b, |a], and |a - bl. (Simplify your vectors completely.)
a = 5i + j, b = i 3j
a+b= 6i2j
4a + 2b = 22i+2j
×
|a|
√ 26
| |ab| =
6i + 4j
Transcribed Image Text:Find a + b, 4a + 2b, |a], and |a - bl. (Simplify your vectors completely.) a = 5i + j, b = i 3j a+b= 6i2j 4a + 2b = 22i+2j × |a| √ 26 | |ab| = 6i + 4j
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