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  1. What will be the output of the following PHP code?
    <?php
    echo(atan(0.60));
    ?>
    1. Error
    2. 0.54041950027058
    3. Nothing
    4. 0.6021356432146
    5. None of these
Correct Option: B

The atan() function returns the arc tangent of arg as a numeric value between -Pi/2 and Pi/2 radians.


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