$\int_{\frac{\pi}{4}}^{\frac{\pi}{3}}\cot\left(x\right)\left(\ln\left(\sin\left(x\right)\right)\right)dx$

$\left(4x^2y\right)\left(2x^5y^2\right)$

$0.15\:por\:2$

$6x^2-36+12x$

$\frac{dy}{dx}=\frac{\left(x+7\right)}{y^2}$

$\left(3+x+a\right)^3$

$\left(\frac{5}{4}x^3\:-\:1\:\right)\:\left(\:\frac{5}{4}x^3\:+\:8\:\right)$