$\int\frac{x^{4}-6x^{3}+12x^{2}+6}{x^{3}-6x^{2}+12x-8}dx$
$pdo+odp$
$-20:-6+2$
$25x^2+40x-12$
$\lim_{x\to4}\left(\frac{x^3+3x^2+2x}{x^2-x-6}\right)$
$\frac{1}{1-sen\:x}-\frac{1}{1+senx}=2tanxsecx$
$\left(3g\cdot4g^2\right)^3$
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