No calculator! Examine the integrals below. Consider the multiple tools available for integrating and use the best strategy. After evaluating each integral, write a short description of your method. Homework Help ✎
Use integration by parts and substitution.
There is a vertical asymptote at x = 0, so this improper integral needs to be rewritten in proper form (as a limit).
In fact, write a sum of two proper integrals.
Use u-substitution. sec2xtanx = (secx)(secx)(tanx)