Prove that if n^2 - (n - 2)^2 is not divisible by 8 then n is even

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hartnn · Answer

Please ask this question in Mathematics Section :) http://openstudy.com/study#/groups/Mathematics

thesmartone · Answer

$\Huge\color{#ff0000}{W}\color{#ff2000}{e}\color{#ff4000}{l}\color{#ff5f00}{c}\color{#ff7f00}{o}\color{#ffaa00}{m}\color{#ffd400}{e}~\color{#bfff00}{t}\color{#80ff00}{o}~\color{#00ff00}{O}\color{#00ff40}{p}\color{#00ff80}{e}\color{#00ffbf}{n}\color{#00ffff}{S}\color{#00aaff}{t}\color{#0055ff}{u}\color{#0000ff}{d}\color{#2300ff}{y}\color{#4600ff}{!}\color{#6800ff}{!}\color{#8b00ff}{!}$ Hey there!!! Since you are new here, read this legendary tutorial for new OpenStudiers!! http://openstudy.com/study#/updates/543de42fe4b0b3c6e146b5e8 It seems like you posted you math question in OS Feedback! Try posting it in math @TeeTeeXD @~ to get more help! And next time make sure you are in the correct subject!! Thank you!