\"\"

\

The function is \"\"

\

Upper sum = \"\"           (Area of circumscribed rectangles)

\

Where \"\" = Maximum value of f(x) in \"\"  subintervals.

\

Right Endpoints: \"\"

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\"\"                      (Substitute \"\") 

\

\"\"                   (Substitute \"increment)

\

 

\

\"\"

\

Therefore \"\".