What will be the output of the following PHP code?< ?php function calc($price, $tax="") { $total = $price + ($price * $tax); echo "$total"; } calc(42); ?>

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Q: What will be the output of the following PHP code?

< ?php 
    function calc($price, $tax="")
    {
        $total = $price + ($price * $tax);
        echo "$total"; 
    }
    calc(42);	
?>

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Q: What will be the output of the following PHP code? < ?php function calc($price, $tax="") { $total = $price + ($price * $tax); echo "$total"; } calc(42); ?>