$\int\left(\frac{y-2}{\left(y-1\right)\left(y+3\right)}\right)dy$

$x^2+8x+7$

$\left(2y-5x\right)\left(2y+6x\right)$

$\int\left(\left(\frac{p}{2}\right)\left(x\right)\right)\left(\left(\frac{1}{2}\right)\left(x\right)\right)dx$

$\frac{dy}{y}=e^xdx$

$-2\cdot1-1$

$15+15+12+12$