If two numbers have a product of 1 and one of the numbers is less than 1, what do you know about the other number?

Question

If two numbers have a product of 1 and one of the numbers is less than 1, what do you know about the other number?

Answer 1

-1 x -1 = 1

-1/2 x -2 = 1

-1/4 x -4 = 1

-1/8 x -8 = 1

-1/16 x -16 = 1

-1/32 x -32 = 1

...

-1/584 x-584 = 1

...

etc.

they are < 1

1st = F <1

2nd =1/F <1