Which of the following sets is not closed for the operation °, which is defined by the rule a°b = a + b arbitrary integers a,b from this set?(a) The set of all odd integers(b) The set of all even integers(c) The set of all positive integers.(d) The set of all negative integers.(e) None of the above

Which of the following sets is not closed for the operation °, which is defined by the rule a°b = a + b arbitrary integers a,b from this set?(a) The set of all odd integers(b) The set of all even integers(c) The set of all positive integers.(d) The set of all negative integers.(e) None of the above

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter4: Polynomial And Rational Functions

Section4.2: Properties Of Division

Problem 51E

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Question

Which of the following sets is not closed for the operation °, which is defined by the rule a°b = a + b arbitrary integers a,b from this set?
(a) The set of all odd integers
(b) The set of all even integers
(c) The set of all positive integers.
(d) The set of all negative integers.
(e) None of the above

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