FICHA

$\lim_{x \to \0 } \frac{e^{9 x}-e^{-2 x}}{sen(3 x)}=?$

$\lim_{x \to \0 } \frac{6x^3+9x^2}{sen^2 (2x)}=?$

$\lim_{x \to \0 } x^{tg(7x)} =?$

$\lim_{x \to \infty } \frac{5x}{(lnx)^{10}+4x}=?$

$\lim_{x \to \0 } x\cdot (lnx)^{11}=?$

$\lim_{x \to \0 } arcsen(8x)\cdot cotg x=?$

$\lim_{x \to \3 } \left (\frac{x}{3}\right )^{\frac{1}{x-3}}=?$

$\lim_{x \to \0 } \left(\frac{4}{x}-\frac{2}{sen x} \right)=?$

$\lim_{x \to \infty } \frac{(lnx)^{5}}{x}=?$

$\lim_{x \to \0 } (8\cdot cotgx)^{senx}=?$

$\lim_{x \to \frac{\pi}{4} } (tgx-1)\cdot sec(2x)=?$

$\lim_{x \to \1 } \frac{lnx}{3x-3}=?$