$$\left(z^5\right)^{11}$$

$$\int_{-\frac{\pi}{2}}^{\pi}2\cos\left(2x\right)dx$$

$$\frac{1-sin\left(t\right)}{cos\left(t\right)}-\frac{cos\left(t\right)}{1-sin\left(t\right)}=2sec\left(t\right)$$

$$\left(2y^2x+3\right)dx+\left(2yx^2+4\right)dy=0$$

$$\sqrt{4a^2}-8b^2$$

$$4x-4>-28$$

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