$$fx^{2}-5x+4\ frd\frac{1}{x}+\frac{1}{6}-2\alpha b$$
$fx^{2}+\frac{4dfr}{x}-2b\alpha -5x+\frac{1}{6}$
$\frac{6fx^{2}+\frac{24dfr}{x}-12b\alpha -30x+1}{6}$
