simplicity ^^^ (n-1)^3+n^3+(n+1)^3=3n^3/2; why /2? coz: (a^2+2aa+a^2)a/2 Simple, isnt it? 🙂
Joke: (n-1)^3+n^3+(n+1)^3=3n^3/2; why /2? coz: (a^2+2aa+a^2)a/2 Simple, isnt it? 🙂
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simplicity ^^^ (n-1)^3+n^3+(n+1)^3=3n^3/2; why /2? coz: (a^2+2aa+a^2)a/2 Simple, isnt it? 🙂
Comments “Joke: (n-1)^3+n^3+(n+1)^3=3n^3/2; why /2? coz: (a^2+2aa+a^2)a/2 Simple, isnt it? 🙂”