$\int\left(1-x\right)^7xdx$

$\frac{dy}{dx}=\frac{x^5}{y^4}$

$\int\sqrt{1+\left(144\left(x+3\right)\right)}dx$

$48=y-3$

$2 y ^ { 2 } - 1 y ^ { 5 }$

$\frac{\sec\:\left(x\right)-\csc\:\left(x\right)}{\csc\left(x\right)-\sec\left(x\right)}$

$\frac{1}{2}x\cdot\frac{1}{3}$