<h2>Exemples</h2>
Quel est le discriminant de l'quation \(4x^2 - x - 3 = 0) ? \fold{}{Rponse}{\(\Delta = 49).}

Quelles sont les solutions ? \fold{}{Rponse}{\(\alpha = 1) et \(\beta = - \frac{3}{4}).}

Factoriser \(4x^2 - x - 3). \fold{}{Rponse}{Rponse :
\(4x^2 - x - 3 = 4(x - 1)(x + \frac{3}{4}) = (x - 1)(4x + 3)).}

<h2>Exercices</h2>
<ol><li>\exercise{cmd=new&module=H5/algebra/oefsecdeg.fr&cmd=new&exo=Racinesdunpoly2}{Rsolution d'une quation du second degr}</li>
<li>\exercise{cmd=new&module=H5/algebra/oefsecdeg.fr&cmd=new&exo=Factorisationd}{Factorisation}</li>
</ol>
