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Nothing. Factorials are only defined for whole numbers (non-negative integers).

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Q: What is the factorial value of -1?
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Related questions

What is the value of abc if abc equals a factorial plus b factorial plus c factorial?

145 1! = 1 4! = 24 5! = 120


What is the value of 9 factorial plus 6 factorial?

The value of 9 factorial plus 6 factorial is 363,600


What is the value of 0 factorial?

Zero factorial, written as 0!, equals 1. This is a simple math equation.


What is value of 5 ie factorial?

5 factorial = 5*4*3*2*1 = 120


What is the value of factorial negative n?

what is the value of negative n factorial ?


Programming to calculate a factorial number?

double factorial(double N){double total = 1;while (N > 1){total *= N;N--;}return total; // We are returning the value in variable title total//return factorial;}int main(){double myNumber = 0;cout > myNumber;cout


What is 1 factorial?

1 factorial = 1


What value is equivalent to the following symbol 10!6!?

10! and 6! means factorial of 10, and factorial of 6, respectively. You can calculate that on most scientific calculators - or you can multiply all numbers from 1 to 6 for the factorial of 6, and all numbers from 1 to 10 for the factorial of 10.


What is factorial of 998?

factorial of -1


Why one factorial and zero factorial is same?

As we know product of no numbers at all is 1 and for this reason factorial of zero =1and we know factorial of 1=1


Why is there a exclamation mark on the calculator?

It represents a factorial. A factorial is when you take each number up to value and multiply them. So factorial 3 is 1 x 2 x 3. Factorial 7 is 1 x 2 x 3 x 4 x 5 x 6 x 7.


What is zero factorial?

Zero factorial = 1