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Example Questions
Example Question #1 : Trapezoidal Sums
Approximate
using the trapezoidal rule with . Round your answer to three decimal places.
The interval is 1 unit in width; the interval is divided evenly into five subintervals
units in width. They are
.
The trapezoidal rule approximates the area of the given integral by evaluating
,
where
and
.
So
Example Question #1 : Trapezoidal Sums
Approximate
using the trapezoidal rule with . Round your answer to three decimal places.
The interval is
units in width; the interval is divided evenly into four subintervals
units in width. They are
.
The trapezoidal rule approximates the area of the given integral by evaluating
,
where
,
,
and
.
So
Example Question #2 : Trapezoidal Sums
Approximate
using the trapezoidal rule with . Round your estimate to three decimal places.
The interval is 4 units in width; the interval is divided evenly into four subintervals
units in width - they are
.
The trapezoidal rule approximates the area of the given integral by evaluating
,
where ,
, and
.
All AP Calculus BC Resources
