Recognised musical genres include the following (see the individual genre pages for more information on each genre and the musicial genres page for information about the major groupings):
... \frac{b}{a} \right) x + \frac{c}{a}=0
</math>
which is equivalent to
<math>x^2+\frac{b}{a}x=-\frac{c}{a}.</math>
The equation is now in a form in ...