Activities; The Quadratic Formula; Entering A Calculation - Texas Instruments TI-83 Manual Book

Chapter 17:

Activities

The Quadratic Formula

Entering a Calculation

Use the quadratic formula to solve the quadratic equations 3X
2
N X + 3 = 0. Begin with the equation 3X
2X
¿ ƒ [
1. Press
3
the coefficient of the X
2. Press ƒ [
you to enter more than one instruction on a line.
¿ ƒ [
3. Press
5
the coefficient of the X term. Press ƒ [
enter a new instruction on the same line. Press
¿ ƒ [
2
constant.
TI-83 Plus Activities
] (above ) to store
A
2
term.
] (above Ë). The colon allows
:
] (above Œ) to store
B
] (above ) to store the
C
2
+ 5X + 2 = 0.
] to
:
2
+ 5X + 2 = 0 and
540