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If this quantity is negative the roots are complex numbers. 1 1/10/2013 Casio Calculator Note
Casio calculators can solve quadratics.
Hit Mode until menu include “EQN”. Then select this option.
Use the right arrow to move from “Unknowns?” to “Degree?”
Enter 2 (a quadratic is a second degree polynomial)
Enter values for a, b, and c (hit “=“ after each value)
Use the up and down arrows to move between the two solutions.
If the roots are complex numbers shift plus “=“ toggles between the real and imaginary parts of each solution. If the roots are real this key combination has no effect. The display does not indicate the roots are real or complex (use shift
plus “=“ to find out). At its simplest Matlab is just a high priced calculator
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This note was uploaded on 03/30/2013 for the course ECOR 2606 taught by Professor Goheen during the Spring '10 term at Carleton CA.
- Spring '10