Texas Instruments TI-89 Manual De Usuario
Operating the Calculator
167
EXACT
— Any result that is not a whole number is displayed in a fractional or symbolic
form (1/2, p, ,
etc.).
Note:
By retaining fractional and symbolic forms, EXACT reduces rounding errors
that could be introduced by intermediate results in chained calculations.
2
Shows whole-number results.
Shows simplified fractional results.
Shows symbolic
p
.
Shows symbolic form of roots that
cannot be evaluated to a whole number.
cannot be evaluated to a whole number.
Press
8 ¸
to temporarily override
the EXACT setting and display a
floating-point result.
floating-point result.