- #1

thomas49th

- 655

- 0

tThe number 40 can be written as [tex]2^m[/tex] x n, where m and n are prime numbers

I managed to guess that m = 3 and n = 5 by trials and error by using low prime numbers. Is this the proper/best way to work out the answer. If not can someone show me a proper way

Thx