Question

If the product of two whole numbers is one if
(a) one number is 1
(b) two numbers are 1
(c) not defined
(d) none of these​

Answer 1

Answer:

1 is the identity for multiplication of whole numbers or multiplicative identity for whole numbers. A number remain unchanged when multiplied by 1. Hence the product of two whole numbers will be equal to 1 if and only if both whole numbers are 1

Answer 2

If the product of two whole numbers is one if.

=> (b) two numbers are 1

Reason:-

1 is the identity for multiplication of whole numbers or multiplicative identity for whole numbers. A number remain unchanged when multiplied by 1. Hence the product of two whole numbers will be equal to 1 if and only if both whole numbers are 1.

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