$\frac{1}{4}\cdot4-5$

$\left(1+x\right)e^{\left(1+x\right)}$

$\frac{d^2}{dx^2}\left(y=\left(4x+1\right)^5\right)$

$\int\frac{\left(x-8\right)}{2-\sqrt[3]{x}}dx$

$40\cdot2$

$\frac{cos\left(2a\right)}{cosa}-\frac{sen\left(2a\right)}{sena}=-\frac{1}{cosa}$

$2x\left(3x\right)+2x\left(5\right)$