Let T : R → R³ be the orthogonal projection onto the line L in R3 containing all scalar multiples of the vector 1 (a) Express T in matrix form using a 3x3 matrix A. (b) Find the rank of the matrix A.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Linear Transformations
Section6.3: Matrices For Linear Transformations
Problem 52E: Let T be a linear transformation T such that T(v)=kv for v in Rn. Find the standard matrix for T.
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Let T : R3 → R3 be the orthogonal projection onto the line L in R3 containing all
scalar multiples of the vector
1
(a) Express T in matrix form using a 3x3 matrix A.
(b) Find the rank of the matrix A.
Transcribed Image Text:Let T : R3 → R3 be the orthogonal projection onto the line L in R3 containing all scalar multiples of the vector 1 (a) Express T in matrix form using a 3x3 matrix A. (b) Find the rank of the matrix A.
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