The factorial of a positive integer n is n!=
4 points
n(n-1)(n-2)(n-3)......3*2*1
n(n-1)(n-1)(n-3)......3*2*1
n(n-1)(n-3)(n-3)......3*2*1
None of these
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The factorial of a positive integer n is n! =
n(n - 1)(n - 2)(n - 3)...........3×2×1
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Answer:
n(n-1)(n-2)(n-3)=3*2*1
It's the correct answer..
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