5. (a) What is a vector in space? How do we represent a vector in a three-dimensional coordinate system? (b) Find the vector with initial point (2, 3, –1) and terminal point (4, 10, 5). (c) How is the magnitude of v = (a,, a, az) defined? Find the magnitude of w = (3, 4, 1). (d) What are the vectors i, j, and k? Express the vector v = (5, 9, -1) in terms of i, j, and k.
5. (a) What is a vector in space? How do we represent a vector in a three-dimensional coordinate system? (b) Find the vector with initial point (2, 3, –1) and terminal point (4, 10, 5). (c) How is the magnitude of v = (a,, a, az) defined? Find the magnitude of w = (3, 4, 1). (d) What are the vectors i, j, and k? Express the vector v = (5, 9, -1) in terms of i, j, and k.
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Vectors In Two And Three Dimensions
Section9.CR: Chapter Review
Problem 5CC
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