$$3\left(3x-6\right)=18$$

$$\int\left(\frac{2\sin^3\left(\sqrt{x}\right)}{\sqrt{x}}\right)dx$$

$$8x^2-5x+100=0$$

$$7.7\cdot17$$

$$4x^2-6x<6x-9$$

$$\frac{3x^3-x-2}{x}$$

$$\int_{-4}^{\infty}\left(\frac{1}{\sqrt[3]{x}}\right)dx$$