[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
•10060030010
Page 1 of 1

10060030010

Posted: Wed Nov 15, 2017 6:04 pm
by ada
$f(x)=x^3$ and $f^{-1}(x)=\sqrt[3] x$