1.3 Calculators and Approximate Numbers
Graphing Calculators • Approximate Numbers • Significant Digits • Accuracy and Precision • Rounding Off • Operations with Approximate Numbers • Estimating Results
You will be doing many of your calculations on a calculator, and a graphing calculator can be used for these calculations and many other operations. In this text, we will restrict our coverage of calculator use to graphing calculators because a scientific calculator cannot perform many of the required operations we will cover.
A brief discussion of the graphing calculator appears in Appendix C, and sample calculator screens appear throughout the book. Since there are many models of graphing calculators, the notation and screen appearance for ...
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