The factorial of n is equal to ______.
A)n - 1
B)n - factorial (n-1)
C)factorial (n-1)
D)n * factorial (n-1)

Question

Quizplus · Accepted Answer

The factorial of n is equal to n multiplied by the factorial of n-1, which makes option D the correct choice. Option A is incorrect as it suggests n-1 as the factorial of n, which is not true. Option B is incorrect as it suggests subtracting the factorial of n-1 from n, whereas factorial can only be applied to integers. Option C is incorrect as the factorial of n-1 is just a component of the factorial of n and not the entire value.

The Factorial of N Is Equal to ______