Parse error: syntax error, unexpected '<' in /home/arnc/public_html/index.php on line 750

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1

Hello, can anybody help me to understand why this code retunes me error code
Parse error: syntax error, unexpected ‘<’ in /home/arnc/public_html/index.php on line 750

And what shall I do?

   <?

// Social Networks

     echo "<div class=fhead>$th_logo</div><br>";
        echo "<div class=fbody_> \n";

       echo "</form>";

        echo "</div> \n";

    ?>
2 
   <?

// Social Networks

     echo "<div class=fhead>$th_logo</div><br>";
        echo "<div class=fbody_> \n";

       echo "</form>";

        echo "</div> \n";

    ?>