Operating the TI-80 1-15
To execute Last Entry, press ¸ on a blank line on the
Home screen. The entry is executed, but it does not display
again.
0 § ? N
¸
? N « 1 § ? N
¸
¸
¸
To enter more than one expression or instruction on a line,
separate them with a colon (:). They are all stored together in
Last Entry.
If the previous entry contained more than one expression or
instruction, separated with a colon (page 1-6), they all are
recalled. You can recall all entries on a line, edit any of them,
and then execute all of them.
Using the equation A=pr2, use trial and error to find the radius
of a circle that covers 200 square centimeters. Use 8 as your
first guess.
8 § ? R y °
y T ? R a
¸
y ²
Now try this.
y 6 7 y / .95
¸
Continue until the answer is as accurate as you want.
Re.executing the
Previous Entry
Multiple Entries
on a Line