$\frac{b\left(a\right)}{ms^2+bs+k}+\frac{sm\left(a\right)}{ms^2+bs+k}+\frac{mb}{ms^2+b^2+k}$

$\int t\left(3t+2\right)^{\frac{3}{2}}\:dt$

$y'=\frac{sen\left(y\right)}{x}$

$\left(5c+3d\right)\left(5c-3d\right)$

$\frac{x}{x+4}+\frac{1}{x-4}=\frac{2}{x^2-16}$

$y=3\cdot\sin\left(x\right)+2\sin\left(x\right)$

$2\:\left(3x^2y^4-2x^3y^3+4x^4y^2\right)$