CK12 Calculus - Single Variable

We find that

Hencewe musttake to achievethe desiredaccuracy.

TechnologyNote:Estimatinga DefiniteIntegralwith a TI-83/84Calculator

We will estimatethe valueof.

1. Graphthe function with the [WINDOW]settingshownbelow.


2. The graphis shownin the secondscreen.


3. Press2nd [CALC]and chooseoption 7 (see menubelow)
   4. Whenthe fourthscreenappears,press[1] [ENTER]then [4] [ENTER]to enterthe lowerand upper
   limits.


4. The final screengivesthe estimate,whichis accurateto 7 decimalplaces.

LessonSummary

1. We usedthe TrapezoidalRule to solveproblems.


2. We estimatederrorsfor the TrapezoidalRule.