What Will Be The Output Of The Following Php Codep Pre Langphp #667

What will be the output of the following PHP code?</p> <pre><code class="language-php" line="1"> <?php function sum($num1, $num2) { $total = $num1 + $num2; echo "cos($total)"; } sum(5,-5); ?> </code></pre>

This multiple choice question (MCQ) is related to the book/course gs gs107 PHP: Hypertext Preprocessor. It can also be found in gs gs107 PHP Functions - PHP Functions - Quiz No.2.

 <?php function sum($num1, $num2) { $total = $num1 + $num2; echo "cos($total)"; } sum(5,-5); ?>