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Consider the two vectors à = (1, −1, 2) and ☎ = (–1, 1, a) where a = 0 (a) Give a unit vector in the direction of d. (b) Compute à•b and d^ b. (c) Give an equation for the plane perpendicular to à and containing the point (3, 5, –7).

Consider the two vectors à = (1, −1, 2) and ☎ = (–1, 1, a) where a = 0 (a) Give a unit vector in the direction of d. (b) Compute à•b and d^ b. (c) Give an equation for the plane perpendicular to à and containing the point (3, 5, –7).

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter1: Vectors
Section1.1: The Geometry And Algebra Of Vectors
Problem 4EQ
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Consider the two vectors d = (1,-1,2) and b = (-1, 1, a) where a = 0 (a) Give a unit vector in the direction of d. (b) Compute d• b and d^ b. (c) Give an equation for the plane perpendicular to à and containing the point (3, 5, –7).
Transcribed Image Text:Consider the two vectors d = (1,-1,2) and b = (-1, 1, a) where a = 0 (a) Give a unit vector in the direction of d. (b) Compute d• b and d^ b. (c) Give an equation for the plane perpendicular to à and containing the point (3, 5, –7).
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