Solve by the quadratic formula:

$\displaystyle {10}{x}^{{2}}-{13}{x}+{4}={0}$

List your answers separated by commas, for example: $\displaystyle \frac{{2}}{{3}},\frac{{5}}{{2}}$ type "2/3,5/2" or $\displaystyle \frac{{{5}\pm{2}\sqrt{{{3}}}}}{{5}}$, type "(5+-2sqrt(3))/5".