FICHA

$\lim_{x \to \frac{\pi}{4} } (tgx-1)\cdot sec(10x)=?$

$\lim_{x \to \0 } \frac{e^{3 x}-e^{-2 x}}{sen(4 x)}=?$

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

$\lim_{x \to \0 } x^{tg(13x)} =?$

$\lim_{x \to \0 } arcsen(6x)\cdot cotg x=?$

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

$\lim_{x \to \0 } \frac{4x^3+3x^2}{sen^2 (9x)}=?$

$\lim_{x \to \0 } x\cdot (lnx)^{15}=?$

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

$\lim_{x \to \infty } \frac{7x}{(lnx)^{10}+2x}=?$

$\lim_{x \to \0 } (10\cdot cotgx)^{senx}=?$

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