If the product of two whole numbers is 1, can we say that one or both of them will be 1? Justify through examples.

Question

Philoid · Accepted Answer

If the product of two numbers is 1, then both the numbers need to be 1.

Example -

1×1 = 1

However, if only one number is 1 then,

Example –

1×9 = 9

So,

We can say that the product of two whole numbers is 1 only when, both 1.