Write an expression using sigma notation that represents the sum of the areas of the rectangles shown for the function below. Note, the rectangles have equal widths. Homework Help ✎
Questions to consider:
How many rectangles are there, n?
Are they left-endpoint, right-endpoint or midpoint rectangles?
What is the width/base of each rectangle, Δx?
What is the function?
What is the starting value, a?
On what interval is the area being approximated?