6. Prove that a matrix transformation T(x) = Ax is lin Ixe R" and A € Rnxn. u + dv) = A(cu + dv) = cAu + dAv = cT(u) + dT (v) where

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.7: The Inverse Of A Matrix
Problem 31E
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Exercise 6. Prove that a matrix transformation T(x) = Ax is linear.
Proof. Let x = R" and A € Rnxn.
Then, T(cu + dv) = A(cu +
A(cu + dv) = cAu + dAv = cT(u) + dT(v) where c, d e R.
dv) =
Transcribed Image Text:Exercise 6. Prove that a matrix transformation T(x) = Ax is linear. Proof. Let x = R" and A € Rnxn. Then, T(cu + dv) = A(cu + A(cu + dv) = cAu + dAv = cT(u) + dT(v) where c, d e R. dv) =
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