(3) Let U = {(x, y, z) = R³ | x+y+z=0}. Let Pu : R³ → R³ be the linear transformation E given by projection onto the plane U. Find the matrix for Pu.

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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(3) Let U = {(x, y, z) = R³ | x + y + z = 0 }. Let Pʊ : R³ → R³ be the linear transformation
given by projection onto the plane U.
Find the matrix for Pu.
Transcribed Image Text:(3) Let U = {(x, y, z) = R³ | x + y + z = 0 }. Let Pʊ : R³ → R³ be the linear transformation given by projection onto the plane U. Find the matrix for Pu.
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