$$3x^2-12x+5$$

$$\int ye^ydy$$

$$\frac{dy}{dx}-xy=5x$$

$$\left(8c^5+9b\right)\cdot\left(64c^{10}-72c^5b+81b^2\right)$$

$$\lim_{x\to0}\left(\frac{\sqrt{1+10x}-\sqrt{1-6x}}{x}\right)$$

$$7x+5<2x-10$$

$$\left(7a^4b^3cd^5\right)\left(7a^4b^3+cd^5\right)$$