FICHA

$\lim_{x \to \0 } \frac{4x^3+8x^2}{sen^2 (7x)}=?$

$\lim_{x \to \0 } (6\cdot cotgx)^{senx}=?$

$\lim_{x \to \1 } \frac{lnx}{8x-8}=?$

$\lim_{x \to \infty } \frac{10x}{(lnx)^{7}+6x}=?$

$\lim_{x \to \infty } \frac{(lnx)^{14}}{x}=?$

$\lim_{x \to \0 } x\cdot (lnx)^{4}=?$

$\lim_{x \to \0 } \frac{e^{3 x}-e^{-3 x}}{sen(6 x)}=?$

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

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

$\lim_{x \to \0 } arcsen(7x)\cdot cotg x=?$

$\lim_{x \to \0 } x^{tg(6x)} =?$

$\lim_{x \to \frac{\pi}{4} } (tgx-1)\cdot sec(6x)=?$