11. Techniques of Integration

Evaluate the integral or state that it diverges. 

$\(\int\)_{-\(\infty\)}^{-1}\(\frac{2}{x^3}\)dx$

Evaluate the integral or state that it diverges. 

$\(\int\)_2^{\(\infty\)}\(\frac{1}{x(lnx)^4}\)dx$