If (n-3)! = 42 * (2n-4)! Then find n?

1 Answer
Apr 22, 2018

This does not appear to have a solution.

Explanation:

Are you sure that you have written this correctly? Valid arguments for the factorial function are integers greater than -1. n=3 is the first integer that provides a valid argument, but

42*(2n-4)!>(n-3)!

for all n>=3.