<html>
<form method="GET" />
<div align="center"><img src="http://roosevelt.4j.lane.edu/wp-content/uploads/2013/05/IloveMath.jpg"></br>
Reqemlerin cemi : <input type="text" name="cem"></br>
Reqemlerin ferqi : <input type="text" name="ferq"></br>
<input type = "submit" value="Hesabla!">
<?php
$cem = htmlentities(trim($_GET["cem"]));
$ferq = htmlentities(trim($_GET["ferq"]));
##### Sade Sistem Tenlik #####
$cem1 = $cem + $ferq;
$a = $cem1/2;
$a + $deyis2 = $cem;
$deyis2 = $cem -$a;
echo "</br></br>
<font color='green'>
--------------------------------</br>
{a + b = c</br>
{a - b = e</br>
2a = c+e</br>
a = (c+e):2</br>
--------------------------------</br>
Birinci reqem : $a </br> Ikinci reqem : $deyis2 </br> Tenlik novu : Sistem Tenlik</font></br>------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</br><div align='center'><font color='red'><h1>Kvadrat Tenlik</h1></font>";
#####Kvadrat Tenlik#####
?>
Deyishken 1 :<input type='text' name='dey1'></br>
Deyishken 2 :<input type='text' name='dey2'></br>
Serbest hedd : <input type='text' name='shedd'></br>
<input type = 'submit' value='Hesabla!'></br></br></br>
<?php
$dey1 = $_GET['dey1'];
$dey2 = $_GET['dey2'];
$shedd = $_GET['shedd'];
$diskriminant = ($dey2*$dey2)-(4*$dey1*$shedd);
$x1 = ($dey2*$dey2)+sqrt($diskriminant)/2*$dey1;
$x2 = ($dey2*$dey2)-sqrt($diskriminant)/2*$dey1;
if($diskriminant < 0){
echo " <font color='red'>Diskriminant 0`dan kicikdir // Yeniki Tenliyin real helli yoxdur ! :( </font>";
}else{
echo "<font color='green'><h4>Hell Edildi :</br> x1 = $x1 </br> x2 = $x2</h4></font>";
}
?>
Əla 
