Which best describes the topics covered by nonfiction works?
a. facts and real events
b. historical people and events
c. ideas that try to influence readers
d. events that never occurred

See diagram.we use washers to get the area and we will be integrating with respect to xouter radius is the  distance between y = e^x and y = -1    inner radius of washer is the distance between y = 1 and y = -1    the area of one cross-section of a washer is    solid lies between x = 0 and x = 2. the volume is    if you need this expanded, then    the question doesn't say to evaluate, so we're done.   

What is this supossed to be?