Which statement correctly describes a 90° counterclockwise rotation about the origin of any point (a, b)? A. (a, b) →→ (b, -a) B. (a, b) →→ (-b, a) C. (a, b) →→ (a, b) D. (a, b) →→ (-a, -b)
Which statement correctly describes a 90° counterclockwise rotation about the origin of any point (a, b)? A. (a, b) →→ (b, -a) B. (a, b) →→ (-b, a) C. (a, b) →→ (a, b) D. (a, b) →→ (-a, -b)
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Which statement correctly describes a 90° counterclockwise rotation about the origin of any point (a, b)?
A.
(a, b) →→ (b, -a)
(a, b) →→ (-b, a)
(a, b) →→ (a, b)
(a, b) →→ (-a, -b)
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