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test.html
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test.html
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<!DOCTYPE html>
<html>
<head>
<title>Page Title</title>
</head>
<body>
<h1><strong>Bien luan so nghiem cua phuong trinh bac 2</strong></h1>
<h2><strong style="color: red">Bai toan: </strong>Xac dinh so nghiem cua phuong trinh ax<sup>2</sup> + bx + c = 0 (a
!= 0)</h2>
<h2 style="color: red">Cach lam: </h2>
<p style="font-size: 18px"><strong>B<sub>1</sub>:</strong> Xac dinh he so a, b va c</p>
<p style="font-size: 18px"><strong>B<sub>2</sub>:</strong> Tinh <strong>delta</strong> = b<sup>2</sup> - 4ac</p>
<p style="font-size: 18px"><strong>B<sub>3</sub>:</strong> Ket luan</p>
<p>
<p>+ Neu <strong>delta</strong> < 0: Phuong trinh <em>vo nghiem</em> </p>
<p>+ Neu <strong>delta</strong> = 0 : Phuong trinh co <em>nghiem duy nhat</em></p>
<p>+ Neu <strong>delta</strong> > 0: Phuong trinh co hai <em>nghiem phan biet</em> </p>
</p>
<h1>0<sup>0<sup>0<sup>0<sup>0</sup></sup></sup></sup><sup><sup><sup>0</sup>0</sup>0</sup>0<sup>0<sup>0<sup>0<sup>0</sup></sup></sup></sup><sup><sup><sup>0</sup>0</sup>0</sup>0<sup>0<sup>0<sup>0<sup>0</sup></sup></sup></sup><sup><sup><sup>0</sup>0</sup>0</sup>0<sup>0<sup>0<sup>0<sup>0</sup></sup></sup></sup><sup><sup><sup>0</sup>0</sup>0</sup
</h1>
</body>
</html>