Encontrar la derivada $\frac{d}{dx}\left(-x^3+5x^2-8x\right)$ usando la regla de la suma

Calcular la integral

$\int x^3sin\left(x\right)dx$

Calcular la integral

$\int\left(3x^2+1\right)^6dx$

Calcular la integral

$\int12x^5dx$

Calcular la integral

$\int xsinx\:dx$

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

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