Month: October 2023

  EXERCISE 7.4 Evaluate the integral. (1)         Let         then (1) becomes     Since Then the  last integral takes the form         From (2) we have     Since     Substituting (4)-(6) into (3)     (2)     Then (1) becomes   … Read more

  Exercise 7.3 Evaluate the integral. (1)         then (1) becomes     From (2) substituting into (3).     (2)     then (1) becomes     From (2) substituting into (3)       (3)     We know that     then (1) becomes     (4)     … Read more