$$\log\left(3z\right)=\log\left(9\right)$$

$$\int\left(x^3+x^2+4x+4\right)dx$$

$$-25x^2y+51x^2y$$

$$\frac{d^2}{dx^2}\left(y=\frac{3}{4}x^5-\frac{x^2}{2}+10\right)$$

$$y'=x^2-y$$

$$x-10>\frac{-2}{7}$$

$$f\left(x\right)=\left(x+2\right)^4\left(4x-7\right)^3$$