Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Question
![4. Find 9a + 76, la], and a - b. (Simplify your vectors completely.)
a=9i8j+7k, b = 77-9k
5. What is the smallest angle between the given vector and the positive direction
of the x-axis (Round your answer to the nearest degree.)
(a) 207 + 157
(b) -107 + 157
(c) -57 - 127](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb3da0cd1-4491-4699-a531-553fdaf9ab08%2Faa372017-ff87-4e04-a653-1036dccbc901%2Fdo6xs5i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. Find 9a + 76, la], and a - b. (Simplify your vectors completely.)
a=9i8j+7k, b = 77-9k
5. What is the smallest angle between the given vector and the positive direction
of the x-axis (Round your answer to the nearest degree.)
(a) 207 + 157
(b) -107 + 157
(c) -57 - 127
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