5'6 The Definite Integral as the Limit of a Sum

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5.6 The Definite Integral as the Limit of a Sum
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Guidelines for Using the Midpoint Rule

• To approximate with the Midpoint
  Rule, use the following steps.
• 1. Divide the interval a,b into n
  subintervals, each of width
• 2. Find the midpoint of each subinterverval.
• Midpoints
• 3. Evaluate f at each midpoint and form the sum.
  

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Trapezoidal Rule

• Let and let