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<?php session_start();
$pass = $_SESSION['psw'];
if($pass != "hw22")
print "Wrong Password GO AWAY!";
else
{
?>
<!-- Assignment2_2A.php -->
<font color=blue>
<center>
<?php
$a = $_POST['aVar'];
$b = $_POST['bVar'];
$c = $_POST['cVar'];
// debugging
// print "a = $a, b = $b, c = $c<P>";
$d = $b * $b - 4.0 * $a * $c;
$x = (-$b+sqrt($d)) / (2.0 * $a);
$y = (-$b-sqrt($d)) / (2.0 * $a);
if($d < 0)
{
print "NO ROOTS!";
}
elseif($d == 0)
{
$x = number_format($x, 1);
print "Root: x = $x";
}
else
{
$x = number_format($x, 1);
$y = number_format($y, 1);
print "The Roots: x = $x, y = $y";
}
?>
</center>
</font>
<?php
}
?>