$$\left(-6x^2-5x-4\right)-\left(-5^2+x-7\right)$$

$$\int xe^{\sqrt[3]{w}}dw$$

$$\left(2x^2+10\right)^2$$

$$\frac{\sin\left(-t\right)}{1+\cos\left(-t\right)}-\csc\left(-t\right)$$

$$\int_5^{5\pi}\left(-cos\left(x\right)+sen\left(x\right)\right)dx$$

$$\int x\sqrt{3x-1}dx$$