$7x\left(-50\right)$

$\left(5-8+3\right)\left(10-15+17\right)\left(8+3\right)-3\left(10-21\right)+4\left(15-12\right)$

$\int\frac{\left(24x-8\right)}{\left(3x^2-2x+1\right)^4}dx$

$\int\left(cos^{14}\left(x\right)sin\left(x\right)\right)dx$

$\frac{0.00000762939453125}{2}$

$\lim_{x\to\infty}\left(\ln\left(x\right)^{\frac{1}{x^2}}\right)$

$s^2+s+2$