Math 106-01: Calculus II: Reading Homework 7.8

1. More on Improper Integrals : why are we considering improper integrals further? what is key in doing this?
   
   1. Comparison Tests : what are the steps in using comparison to determine the value, if any, of an improper integral?
      
      1. comparison integrals : how do we decide on an integral to use to compare with when using this method?
         
      2. more comparisons : what use is knowing that an improper integral (with limit infty) is smaller than a divergent integral? larger then a convergent one? does this make sense?