This website requires Javascript to function properly. Please go to the setting of your web browser and enable Javascript for this website.

×

Loading...

Why do you do such easy questions? nnn-nn-4=(n-2)(nn+n+2), so it is a composite number.

bigsquirrel(小松鼠)

(#340763@0)
Last Updated: 2002-1-20
This post has been archived. It cannot be replied.

Report

Replies, comments and Discussions:

a math question thanks!! Suppose triangle ABC has side lengths a, b, c, Prove that if a*a+b*b+c*c=ab+bc+ac, then triangle ABC is an equilateral triangle.

枫下论坛主坛 / 工作学习 / 求学深造