사용자

c1222806(비교)

 r9 vs r10
 ...
 <math>a^2+b^2=c^2</math>
 [math(\Huge {x=\dfrac{-b\pm\sqrt{b^2-4ac}}{2a}})]
+{{{#!folding [펼치기(접지마세요)]
+[math(x)]+[math(y)]
+[math(xy)]dd[math(ss)]
+}}}