$$-70-\left(-24\right)$$

$$\int\frac{2x+6}{x^2\:+6x}dx$$

$$\cot\left(a\right)+\tan\left(b\right)=\frac{\cos\left(a-b\right)}{\sin\left(a\right)\cos\left(b\right)}$$

$$\int\cos\left(5x+5\right)dx$$

$$3\:<8+x$$

$$x^2+16x+40$$

$$\frac{d}{dx}\left(x^{\sinh x}\right)$$