$\int\frac{-3x+13}{\left(x-5\right)\left(x-4\right)^2}dx$

$\int\frac{x}{\sqrt{7+6x-x^2}}dx$

$\left(\frac{5}{3}x-1\right)^2$

$2a^2\:-9a-5$

$24-2\cdot7-5\cdot8$

$-cos\left(x\right)sin^3\left(x\right)-\frac{3cos\left(x\right)sin\left(x\right)}{2}+\frac{3x}{2}$

$4x^2-49$