1. Assume that T is a linear transformation. Find the standard matrix of T. (a) T:R? → R' with T(e1) = (2, –1,3, 7) and T(e2) = (5,0, –2, 1). (b) T: R? → R? that first reflects points across the vertical r2 axis and then rotates points * radians counterclockwise. 2. Let T(r1, 12, 13) = (r1 – 5x2 + 423, x2 – 6x3). (a) Show that T is a linear transformation by finding a matrix that implements the mapping. (b) Is T one-to-one? (c) Does T map R³ onto R??
1. Assume that T is a linear transformation. Find the standard matrix of T. (a) T:R? → R' with T(e1) = (2, –1,3, 7) and T(e2) = (5,0, –2, 1). (b) T: R? → R? that first reflects points across the vertical r2 axis and then rotates points * radians counterclockwise. 2. Let T(r1, 12, 13) = (r1 – 5x2 + 423, x2 – 6x3). (a) Show that T is a linear transformation by finding a matrix that implements the mapping. (b) Is T one-to-one? (c) Does T map R³ onto R??
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Transcribed Image Text:1. Assume that T is a linear transformation. Find the standard matrix of T.
(a) T : R → R' with T(e1) = (2, -1,3, 7) and T(e2) = (5,0, -2, 1).
(b) T: R? → R² that first reflects points across the vertical r2 axis and then rotates
points * radians counterclockwise.
2
2. Let T(*1, x2, 23) = (x1 – 5a2 + 43, x2 – 6x3).
(a) Show that T is a linear transformation by finding a matrix that implements the
mapping.
(b) Is T one-to-one?
(c) Does T map R' onto R??
Transcribed Image Text:2. Let T: R? → R' be a linear transformation such that
* (-) -|
(E) -
and T
Find T
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