Texas Instruments TI-89 Titanium User Manual page 211

If the entry line contains the last
2 `
entry,
If the entry line is edited or cleared,
2 `
recalls this entry.
Recalling the Last Answer
Each time you evaluate an expression, the TI-89 Titanium stores the answer to the
. To insert this variable in the entry line, press 2 ±.
variable
ans(1)
For example, calculate the area of a garden plot that is 1.7 meters by 4.2 meters. Then
calculate the yield per square meter if the plot produces a total of 147 tomatoes.
1. Find the area.
1.7 p 4.2 ¸
2. Find the yield.
147 e 2 ± ¸
Just as always contains the last answer,
ans(1)
answers. For example,
Refer to
Note: ans( )
Calculator Home Screen
recalls this entry.
contains the next-to-last answer.
ans(2)
in the Technical Reference module.
Variable ans(1) is
inserted, and its value
is used in the
calculation.
, , etc., also contain previous
ans(2) ans(3)
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