Sy123
This too shall pass
- Joined
- Nov 6, 2011
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- HSC
- 2013
Re: HSC 2015 4U Marathon
A prime number is a positive integer greater than 1 that is divisible by only 1 and itself.
i) Show that (n! + 1) is not divisible by any number from 2 to n inclusive
ii) Hence show that the number of primes is infinite
A prime number is a positive integer greater than 1 that is divisible by only 1 and itself.
i) Show that (n! + 1) is not divisible by any number from 2 to n inclusive
ii) Hence show that the number of primes is infinite