An example:
It would be very usefull to translate pages too, in the future (using the mouse right button contextual menu).
... a single fraction; the common denominator is 4a2. We get <math>\left(x+\frac{b}{2a}\right)^2=\frac{-4ac+b^2}{4a^2}=\frac{b^2-4ac}{4a^2}.</math> Taking ...