What is 1 / (0! - 1!)

asked Jul 9, 2018 164k views

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3 votes

0! = 1 and 1! = 1 so the denominator = 0

So the answer is 1 / (0! - 1! ) is indeterminate

Nika Roffy answered Jul 12, 2018

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4 votes

The answer would be undefined since 0! is equal to 1 and 1! is also 1. When you subtract 1 and 1, you get 0 on the denominator, and 1/0 is undefined.

Vinayak Jadi answered Jul 16, 2018

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