Q105 of 169 Page 9

Verify the property x + y = y + x of rational numbers by taking

To show: x + y = y + x

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x + y = y + x


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104

Give one example each to show that the rational numbers are closed under addition, subtraction and multiplication. Are rational numbers closed under division? Give two examples in support of your answer.

 105

Verify the property x + y = y + x of rational numbers by taking

 105

Verify the property x + y = y + x of rational numbers by taking

 105

Verify the property x + y = y + x of rational numbers by taking