Difference between revisions of "User talk:Meljel"

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-<cmath> \begin{align*}
-ax^2 + bx + c &= 0\\
-a(x^2 + \frac bax + \frac ca) &= 0\\
-a({(x + \frac {b}{2a})}^2 - \frac{b^2}{4a^2} + \frac ca) &= 0\\
-{(x + \frac {b}{2a})}^2 - \frac{b^2}{4a^2} + \frac ca &= 0\\
-{(x + \frac {b}{2a})}^2 &= \frac{b^2}{4a^2} - \frac ca\\
-{(x + \frac {b}{2a})}^2 &= \frac{b^2}{4a^2} - \frac {4ac}{4a^2}\\
-{(x + \frac {b}{2a})}^2 &= \frac{b^2 - 4ac}{4a^2}\\
-x + \frac {b}{2a} &= \pm\sqrt{\frac{b^2 - 4ac}{4a^2}}\\
-x + \frac {b}{2a} &= \pm\frac{\sqrt{b^2 - 4ac}}{2a}\\
-x &= - \frac {b}{2a} \pm\frac{\sqrt{b^2 - 4ac}}{2a}\\
-x &= \frac{- b \pm \sqrt{b^2 - 4ac}}{2a}\\
-\end{align*}
-</cmath>
-== It's me meljel lol ==
-hi

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