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13. quadratic formtemplatetouchpad
1. www.media4math.com
TI-Nspire Mini-Tutorials
Creating a Quadratic Formula Template
Summary of Keystrokes
Name the function:
c11b911QUADFORMe
·e·e·
Define the function:
A,B,C¤
RETURN_
k4 (select the icon that looks like this: ) ·
/pvB+/qBq-4rArC
¤2rA
(Copy and paste the expression in the first cell of the matrix.
Use the Shift key and the nav arrows to highlight the
expression.)
/C¢ (Paste the expression into the second cell. Edit the
contents of this cell so that the plus sign to the left of the square
root sign changes to a minus sign.)
/B
Test the function:
/eQUADFORM(1,5,3
·