Thread: Mathematical functions in PHP
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Old 04-16-2008, 10:46 PM
Jeyaseelansarc Jeyaseelansarc is offline
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Default Re: Mathematical functions in PHP
sqrt() returns the square root of arg.

example:
PHP Code:
<?php
// Precision depends on your precision directive
echo sqrt(9); // 3
echo sqrt(10); // 3.16227766 ...
?>
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