Dividir $\frac{2\cdot \left(\frac{4}{5}\right)}{\frac{\left(\frac{3}{100}\right)^2}{\left(\frac{49}{25}\right)^2}+\frac{\frac{4}{5}\cdot \frac{1}{5}}{1245}}$

Calcular la integral

$\int12x^5dx$

Calcular la integral

$\int\left(\frac{\cos\left(x\right)}{x}\right)dx$

Calcular la integral

$\int\left(x^3+2\right)^23x^2dx$

Calcular la integral

$\int\frac{cos\left(x\right)}{x}dx$

Calcular la integral

$\int\left(x^3+2\right)^23x^2dx$

Calcular la integral

$\int\left(\frac{\cos\left(x\right)}{x}\right)dx$

Calcular la integral

$\int\frac{cos\left(x\right)}{x}dx$