Isn't the function itself just a series of rectangles?
Therefore you can just add the areas together to get the integral.
What method are you using?
Let and
Determine the value of each of the following:
(a) 0
(b) 4
(c)
(d)
(e) The absolute maximum of occurs when and is the value
I got the a,b but the same method i used for a,b is incorrect for c and d. why is this? and how do i correctly do c-e