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

$$\sqrt[3]{x^2.z^5}\sqrt{x^7.z}$$

$$\int\left(\frac{x^7}{\left(x^8+1\right)^9}\right)dx$$

$$\left(3a-4-4a^3+a^4\right)\cdot\left(a+2\right)$$

$$3x-5>20$$

$$442+20z^2-15$$

$$\left(2ab^2-3a\right)^3$$