$\int\frac{11x}{3x^2-5x-2}dx$

$arccsc\left(\sin\left(\frac{\pi}{6}\right)\right)$

$\left(3y-4x\right)^4$

$a^2-4+2ab+b^2$

$\left(x^3-3\right)\left(x^3-a\right)\left(nx^3-cx^3\right)\left(d-x\right)$

$-6xy^3\left(3x^2y-4xy^4-2x^2y^2\right)$

$\int\frac{x^3+2x+1}{x^2\left(x^2+9\right)}dx$