Texas Instruments TITANIUM TI-89 - Manual (Page 166)

Operating the Calculator 166
Pretty Print Mode Pretty Print Mode Pretty Print Mode Pretty Print Mode
By default, Pretty Print = ON . Exponents, roots, fractions, etc., are displayed in the same
form in which they are traditionally written. You can use 3 to turn pretty print off and
on.
The entry line does not show an expression in pretty print. If pretty print is turned on, the
history area will show both the entry and its result in pretty print after you press
¸.
Exact/Approx Mode Exact/Approx Mode Exact/Approx Mode Exact/Approx Mode
By default, Exact/Approx = AUTO . You can use 3 to select from three settings.
Pretty Print
ON OFF
p
2
, ,
p ^2, p /2, ‡ ((x–3)/2)
Because AUTO is a combination of the other
two settings, you should be familiar with all
three settings.
π
2
---
x 3 –
2
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