Q67 of 200 Page 5

1 is the identity for addition of whole numbers.

False.


If we add 1 to any whole number we will not get the same whole number. If x is the whole number, then x + 1 ≠ x.
∴ 1 is not the identity for addition of whole numbers.


More from this chapter

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65

Natural numbers are closed under subtraction.

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Addition is commutative for natural numbers.

 68

1 is the identity for multiplication of whole numbers.

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There is a whole number which when added to a whole number, gives the number itself.