Texas Instruments TI-84 Plus - Zooming in on the Table

Chapter 17: Activities 468
Zooming In on the Table
Zooming In on the TableZooming In on the Table
Zooming In on the Table
You can adjust the way a table is displayed to get more information about a defined
function. With smaller values for @
Tbl, you can zoom in on the table.
5. Press and hold † to scroll the table until
a negative result for
Y1 is displayed.
Notice that the maximum length of
X for
this problem occurs where the sign of
Y1
(box’s volume) changes from positive to
negative, between
10 and 11.
6. Press y -.
Notice that
TblStart has changed to 6 to
reflect the first line of the table as it was
last displayed. (In step 5, the first value
of
X displayed in the table is 6.)
1. Press
3 Í to set TblStart. Press Ë 1
Í to set @
Tbl.
This adjusts the table setup to get a more
accurate estimate of
X for maximum
volume
Y1.