What will be the output of the following PHP code?<?phpfunction Add($n1, $n2) { $total = $n1 + $n2; echo cos($total); }Add(10,-10); ?>

What will be the output of the following PHP code?<?phpfunction Add($n

1.	What will be the output of the following PHP code?<?phpfunction Add($n1, $n2) { $total = $n1 + $n2; echo cos($total); }Add(10,-10); ?>
A.	0
B.	1
C.	Error
D.	Nothing
E.	None of these
Answer» C. Error

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What will be the output of the following PHP code?&lt;?phpfunction Add($n1, $n2) { $total = $n1 + $n2; echo cos($total); }Add(10,-10); ?&gt;

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What will be the output of the following PHP code?<?phpfunction Add($n1, $n2) { $total = $n1 + $n2; echo cos($total); }Add(10,-10); ?>