if you don't under stand what you are, then come here and learn about math, you can have every thing you've see, you've heard.
come and learn here, have fun with math.
--------Alicia.hu
if you don't under stand what you are, then come here and learn about math, you can have every thing you've see, you've heard.
come and learn here, have fun with math.
--------Alicia.hu