The numerical expression 3 8 , (5) 7 - _ 56 ^ 19 shows that - Vidyadip

MCQ

The numerical expression $\frac{3}{8}, \frac{(5)}{7}-{ }_{56}^{19}$ shows that

✓
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.

✓

Answer

Correct option: A.

rational numbers are closed under addition.

A

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