$\frac{dy}{dx}=\frac{\left(x+2\right)\left(y+1\right)}{x-1}$

$ln\left(x-3\right)^2=4$

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

$\left(a^m+a^{m-1}+a^{m-2}\right)\cdot\left(-2a\right)$

$\frac{\left(-6x^4+4x^3+3x^2+9x+9\right)}{\left(-4+x\right)}$

$2^{10}\cdot4^2$

$\left(-8\right)x\left(-3\right)x\left(-20\right)$