Difference between revisions of "User:Bbhattacharya"

Revision as of 14:34, 27 May 2009

Simplify $\sqrt{x^2+2xy+y^2}$ . It's $x+y$ .

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−	Simplify<math>\~~frac~~{x^2+~~y^2}{x^2y^2}+\frac{y^2~~+~~z^2}{~~y~~^2z~~^2}~~+\frac{z^2+~~x~~^2}{z^2x^2}+\frac{(xy+z^2)^2-xy(xy+2z^2)}{(xyz)^2}+\frac{(yz+x^2)^2-yz(yz+2x^2)}{(xyz)^2}+\frac{(zx~~+y~~^2)^2-zx(zx+2y^2)}{(xyz)^2}}~~</math>.	+	Simplify<math>\sqrt{x^2+2xy+y^2}</math>. It's <math>x+y</math>.