[phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 580: sizeof(): Parameter must be an array or an object that implements Countable
[phpBB Debug] PHP Warning: in file [ROOT]/phpbb/session.php on line 636: sizeof(): Parameter must be an array or an object that implements Countable
•20290050010
Page 1 of 1

20290050010

Posted: Wed Mar 07, 2018 8:31 pm
by ada
$2x^2-10x+12=0$