Let T : R3 → R³ be the transformation that projects each vector x = (x1, X2, X3) onto the plane x2 = 0, that is, T(¤1, T2, T3) = (x1,0, x3). %3D (a) Show that T is a linear transformation. (b) Find the matrix representation of T. (c) Is T one-to-one? Is T onto? Justify your answers.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Let T : R3
onto the plane x2 =
→ R³ be the transformation that projects each vector x =
0, that is, T(x1, x2, X3) = (x1,0, x3).
(x1, x2, X3)
(a) Show that T is a linear transformation.
(b) Find the matrix representation of T.
(c) Is T one-to-one? Is T onto? Justify your answers.
Transcribed Image Text:Let T : R3 onto the plane x2 = → R³ be the transformation that projects each vector x = 0, that is, T(x1, x2, X3) = (x1,0, x3). (x1, x2, X3) (a) Show that T is a linear transformation. (b) Find the matrix representation of T. (c) Is T one-to-one? Is T onto? Justify your answers.
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