$\int sen\left(ax\right)\cos\left(ax\right)dx$

$\int\frac{140}{t\left(t-2\right)\left(t+5\right)}dt$

$\left(m^{2+5}\right)$

$\int\:\frac{3}{5}\:csc\:\frac{x}{5}\:cot\:\frac{x}{5}\:dx$

$\int\left(x\cdot\left(4x+3\right)^{10}\right)dx$

$x^2-3x-7<0$

$\int\frac{4x^3+1}{\left(x^4+x-4\right)^5}dx$