C @ webassign.net/web/Student/Assignment-Responses/submit?dep=27792394&tags= autosave#question 1569857_6 Tutorial Exercise Evaluate the integral. 30 sin 80 de Part 1 of 7 We will begin by letting u = sin 80 and dv = e30 de 36 Then du = 8 cos (80) 8 cos (89) do and v = 3 3 Part 2 of 7 After integration by parts we have e30 sin 80 de = sin ( 80) 8/3 3 30 sin(89) 8/3 es cos 80 de- Part 3 of 7 We'll now apply the integration by parts procedure to the new integral 38 cos 80 de, letting U = cos 80 and dV = 30 de. 36 Then du = -8 sin ( 80) -8 sin(80) de and V = 3 3 Part 4 of 7 After integration by parts we have 36 cos 80 de e30 sin 80 de