Taifun: Skapade sidan med ':: $\begin{array}{rcrcl} f'(x) & = & -9\,x^2 + 36\,x - 27 & = & 0 \\ & & x^2 - 4 \,x + 3 & = & 0 \end{array}$ ...'

2014-12-13T16:45:08Z

Skapade sidan med '::<math>\begin{array}{rcrcl} f'(x) & = & -9\,x^2 + 36\,x - 27 & = & 0 \\ & & x^2 - 4 \,x + 3 & = & 0 \end{array}</math>...'

Ny sida

::<math>\begin{array}{rcrcl} f'(x) & = & -9\,x^2 + 36\,x - 27 & = & 0 \\
& & x^2 - 4 \,x + 3 & = & 0
\end{array}</math>

:[[1.2_Repetition_Faktorisering_%26_Vieta_från_Matte_2#Vietas_formler_-_samband_mellan_koefficienter_och_nollst.C3.A4llen|<strong><span style="color:blue">Vieta</span></strong>]]:

:::::::<math> \begin{array}{rcl} x_1 \cdot x_2 & = & 3 \\
x_1 + x_2 & = & -(-4) = 4 \\
&\Downarrow& \\
x_1 & = & 1 \\
x_2 & = & 3
\end{array}</math>

3.2 Lösning 4f - Versionshistorik

Taifun: Skapade sidan med '::\begin{array}{rcrcl} f'(x) & = & -9\,x^2 + 36\,x - 27 & = & 0 \\ & & x^2 - 4 \,x + 3 & = & 0 \end{array}...'

Taifun: Skapade sidan med ':: $\begin{array}{rcrcl} f'(x) & = & -9\,x^2 + 36\,x - 27 & = & 0 \\ & & x^2 - 4 \,x + 3 & = & 0 \end{array}$ ...'