$y'+6\cdot y=8\cdot e^{\left(8\cdot x\right)}$

$\int3xsin\left(x\right)^2cosxdx$

$\int8e^{4x}dx$

$-14-\left[-9-\left(15-\left[16+31\right]\right)-\left[-12+\left(-8-7\right)\right]\right]$

$\frac{dy}{dx}=\frac{x^2-3}{3y^2};y\left(-3\right)=2$

$2x^2-30x+180$

$\left(36b^6\right)^{\frac{1}{2}}$