$\left(6x\:-\:8x^2\right)\:\left(6x\:+\:2\right)$

$\int\left(x^3sin\left(9x^4\right)\right)dx$

$\left(q^{-6}+q^6\right)^4$

$\lim_{x\to1}\left(x-1\right)^{x-1}$

$q\left(x\right)=\left(-3x^3+\frac{1}{2}x-1\right):\left(-4x^2\right)$

$\sin^3\left(x\right)+\frac{1}{2}sin\left(2x\right)cos\left(x\right)=0$

$93\cdot84$