Displaying Complex Results - Texas Instruments TI-83 Manual Book

The Quadratic Formula

Displaying Complex Results

Now solve the equation 2X
number mode, the
1. Press z † † † † † † (6 times), and
then press ~ to position the cursor over
Press Í to select
mode.
2. Press y 5 (above z) to return to the
home screen, and then press ' to clear it.
¿ ƒ [
3. Press
2
ƒ [ ] ƒ [
B
The coefficient of the X
the X term, and the constant for the new
equation are stored to A, B, and C, respectively.
TI-83 Plus Activities
2
N X + 3 = 0. When you set
TI-83 Plus displays complex results.
i complex-number
a+b
] ƒ [
A
¿ ƒ [
]
3
:
2
term, the coefficient of
i .
a+b
] Ì ¿
1
:
] Í.
C
i complex
a+b
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