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Mathematics, 28.09.2019 12:20 prettygirl1053473

For which operations is the set {–1, 0, 1} closed?
choose all answers that are correct.
a. addition
b. division
c. multiplication
d. subtraction

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Answers: 1

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For which operations is the set {–1, 0, 1} closed?
choose all answers that are correct.
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