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

$$\frac{dy}{dx}=\left(y+4\right)\left(y-1\right)y$$

$$5x\left(4xy\right)$$

$$5x-4>x+8$$

$$\int\left(-3\cos x+4\sec^{2}x\right)dx$$

$$\log_b\left(81\right)=4$$

$$-\left[-\left(-2\right)+10\right]\:$$