Let W be the plane with the equation 7x -y + 4z = 0. Find the standard matrix P for the orthogonal projection onto W. Use the following formula P = A(A¹A) ¹A¹, where the matrix A is constructed using any basis for Was its column vectors. Enter the first row of the matrix P (in order) into the answer box below, separated with commas. i.e., enter the values p11, P12, P13-

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 31E
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#10: Let W be the plane with the equation 7x -y + 4z = 0. Find the standard matrix P for the orthogonal projection
onto W. Use the following formula
P = A(A¹A) ¹A¹,
where the matrix A is constructed using any basis for Was its column vectors.
Enter the first row of the matrix P (in order) into the answer box below, separated with commas. i.e., enter th
values p11, P12, P13.
Transcribed Image Text:#10: Let W be the plane with the equation 7x -y + 4z = 0. Find the standard matrix P for the orthogonal projection onto W. Use the following formula P = A(A¹A) ¹A¹, where the matrix A is constructed using any basis for Was its column vectors. Enter the first row of the matrix P (in order) into the answer box below, separated with commas. i.e., enter th values p11, P12, P13.
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