This is from Analyzes (Riemann integration).

please submit your own answer, not copy from another source and please explain each step clearly. I want to know how to approach these types of questions. if your handwritten answer would be great.

if you don't have clear idea about Analyzes, please pass this for another tutor.

As in problem #5, use a : [0, 1] - R defined by ta ifOSIS Osito a(T) = 3r if