#php #course #tutorial

00:00:00 math functions
00:07:56 exercise

//$x = $_POST["x"];
//$y = $_POST["y"];
//$z = $_POST["z"];
//$total = null;

//$total = abs($x);
//$total = round($x);
//$total = ceil($x);
//$total = floor($x);
//$total = max($x, $y, $z);
//$total = min($x, $y, $z);
//$total = sqrt($x);
//$total = pow($x, $y);
//$total = pi();
//$total = rand(1, 6);

echo $total;