reflect a vector over the y-axis, stretch it horizontally by a factor of 6, and stretch it ve by a factor of 77 [6 0 -70 0. 0 -7] C. 7 0 A. -60 B. 0 7 D. 10-6

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.6: The Algebra Of Matrices
Problem 13E
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Question
1 Which of the following matrices could be used to
reflect a vector over the y-axis, stretch it
horizontally by a factor of 6, and stretch it vertically
by a factor of 72
6 0
-70
0.
7.
0.
9.
C.
7 0
A.
-6 0
B.
0-7
D.
Transcribed Image Text:1 Which of the following matrices could be used to reflect a vector over the y-axis, stretch it horizontally by a factor of 6, and stretch it vertically by a factor of 72 6 0 -70 0. 7. 0. 9. C. 7 0 A. -6 0 B. 0-7 D.
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