$\int_1^{\infty}\left(\frac{5}{\sin\left(9x\right)^2+1}\right)dx$

$-8x+6+3x-12y-8$

$\int\left(\frac{x-3}{\left(5+4x+x^2\right)^2}\right)dx$

$\left(-24\right)-\left(-18\right)-\left(-10\right)$

$\int_{-\frac{\pi}{6}}^{\frac{\pi}{6}}5sec^2xdx$

$3x-1+.\left(x+4\right)\ge2.\left(2x-3\right)$

$\int\frac{1}{\left(y-1\right)^2}dy$