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# bcpow

(PHP 3, PHP 4, PHP 5)

bcpow -- Raise an arbitrary precision number to another

## Description

string bcpow ( string x, string y [, int scale] )

Raise x to the power y. The optional scale can be used to set the number of digits after the decimal place in the result.

## Examples

Example 1. bcpow() example
`<?php echo bcpow('4.2', '3', 2); // 74.08 ?>`

## See Also

bcpowmod() and bcsqrt().

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