Math, asked by jyotileopadhi, 1 year ago

The numerical expression 3/8 + (-5)/7 = -19/56 shows that(a) rational numbers are closed under addition.(b) rational numbers are not closed under addition.(c) rational numbers are closed under multiplication.(d) addition of rational numbers is not commutative.

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Answered by mysticd

6

A is correct answer
Ratonal numbers are commutative under addition

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