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Homework answers / question archive /                                                      University of Maryland Global Campus                                                                                  lDr

                                                     University of Maryland Global Campus                                                                                  lDr

Math

                                                     University of Maryland Global Campus                                                                                  lDr. A Mohamed

                                                           MATH 141 6381-Calculus II                                                                                                               Fall 2020

                                                                                   Quiz #4 (100 pts)                                                                                                                     09/16/’20

(Show all your work to get full credit)

(Due on Tuesday, September 22, 2020 @ 11:59 p.m.)

1. (50 pts) Find the following integrals

a. 0π/2sinx1-cosxdx

 

b. e1x ln3xdx

 

c. 242x x2-4dx

 

d. 01ex+e-xdx

 

e. 01x1-x2dx

 

 

2. (50 pts) Evaluate the following integrals.

a. x sec2x dx

 

 

b. x2arctanx dx

 

 

c. sin?(lnx)dx

 

 

d. x sinx cosx dx

 

 

e. lnx2+1 dx

 

 

 

Bonus 10 points

Let R

 be the region bounded by the curve y=lnx

, the x-axis

, and the line x=e

. Find the area of R

.

 

 

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