Mathematics, 22.01.2020 08:31 pineapplefun

Which equations show that the set of whole numbers is not closed under subtraction?

choose all answers that are correct.

a.
1 – (–2) = 3

b.
1 – 2 = –1

c.
2 – 0 = 2

d.
2 – 4 = –2

Answers: 1

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Which equations show that the set of whole numbers is not closed under subtraction?

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