kajcha Master | Next Rank: 500 Posts View User Profile Posts: 321 Joined: Tue Aug 28, 2007 5:42 am Thanked: 1 times by kajcha » Thu Sep 20, 2007 5:56 pm 400,000 = 4*4*4*25*25*5*2 = (4^3)(25^2)(25^0.5)(4^0.5) = (4^3.5)(25^2.5) n = 2.5 Top Quote