$\int\frac{9x^3-3x+1}{x^3+x^2}dx$

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

$\left(a+b\right)+\left(b+c\right)+\left(c+d\right)+\left(a-c\right)$

$\frac{11}{12}-\frac{1}{6}b+\frac{5}{6}b-\frac{1}{3}$

$\int\frac{6x^7}{x^2}\:dx$

$9x^0y^{-5}$

$\int\sin\left(x\right)^3.\:4xdx$