5. Let a and b be real numbers, not both zero. For (71, y1) and (12, 42) in R², set (11, yı) ~ (12, y2) → a(11 – 12) + b(yı – y2) = 0. (a) Show that - defines an equivalence relation. (b) Identify the equivalence classes.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.7: Relations
Problem 11E: Let be a relation defined on the set of all integers by if and only if sum of and is odd. Decide...
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5. Let a and b be real numbers, not both zero. For (71, y1) and (12, 42) in R², set
(11, yı) ~ (12, y2) → a(11 – 12) + b(yı – y2) = 0.
(a) Show that - defines an equivalence relation.
(b) Identify the equivalence classes.
Transcribed Image Text:5. Let a and b be real numbers, not both zero. For (71, y1) and (12, 42) in R², set (11, yı) ~ (12, y2) → a(11 – 12) + b(yı – y2) = 0. (a) Show that - defines an equivalence relation. (b) Identify the equivalence classes.
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