Find the standard matrix of the linear transformation from R2 to R2 that first performs a vertical shear that maps e1 →e1 + 3e2 (but leaves e2 unchanged) and then reflects the result through the x2 axis.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Eigenvalues And Eigenvectors
Section7.CM: Cumulative Review
Problem 11CM
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Find the standard matrix of the linear transformation from R2 to R2 that first performs a
vertical shear that maps e1 →e1 + 3e2 (but leaves e2 unchanged) and then reflects the result
through the x2 axis. 

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