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OpenStudy (winsteria):
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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OpenStudy (winsteria):
@TheSmartOne
TheSmartOne (thesmartone):
I don't know sorry.
OpenStudy (winsteria):
It's okay :)
OpenStudy (winsteria):
@AriPotta
OpenStudy (winsteria):
I think it's Multiplication and Division though :/
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