Let ēj = (1,0,0)", ē2 = (0, 1, 0)", ēz = (0,0, 1)" be the standard basis of R³. Consider a linear map T : R³ → R³ satisfying T (x, y, z)") = (0,0, 0)" whenever 2x – y + z = 0. (a) Show that T (G,0, –1)") = (0,0, 0)" and T ((0, 1, 1)") = (0, 0, 0)". (b) Justify whether T is an isomorphism using result from (a).
Let ēj = (1,0,0)", ē2 = (0, 1, 0)", ēz = (0,0, 1)" be the standard basis of R³. Consider a linear map T : R³ → R³ satisfying T (x, y, z)") = (0,0, 0)" whenever 2x – y + z = 0. (a) Show that T (G,0, –1)") = (0,0, 0)" and T ((0, 1, 1)") = (0, 0, 0)". (b) Justify whether T is an isomorphism using result from (a).
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 18CM
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