1. Find the standard matrix for a counterclockwise rotation about the origin through 45°, followed by the orthogonal projection onto the y-axis.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Linear Transformations
Section6.CR: Review Exercises
Problem 29CR: Use the standard matrix for counterclockwise rotation in R2 to rotate the triangle with vertices...
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1. Find the standard matrix for a counterclockwise rotation about the origin
through 45°, followed by the orthogonal projection onto the y-axis.
Transcribed Image Text:1. Find the standard matrix for a counterclockwise rotation about the origin through 45°, followed by the orthogonal projection onto the y-axis.
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