Grade 12th passAlgebra
why 0! is one. and what the actual defination of factorial how it can be justified that 1! is also one.
why 0! is one. and what the actual defination of factorial how it can be justified that 1! is also one.
1 Answer
Vijay Mukati
Since, n! = n (n-1)!, so from here for n = 1, 1! = 1 * 0! and thus 0! = 1.
Thanks, Vj
Thanks, Vj
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