Key
Primary Function
Back steps to the previous
QUIT
screen without making any
changes.
Moves cursor upward. Scrolls
screen. Switches to previous
function in trace mode.
Moves cursor downward.
Scrolls screen. Switches to
next function in trace mode.
Moves cursor to left. Scrolls
screen. Press after
to
display calculation from end.
Moves cursor to right. Scrolls
screen. Press after
to
display calculation from
beginning.
A
Allows input of variable X, ,
and T.
x
Press before entering value
10
B
to calculate common logalithm
(page 2-14).
x
e
C
Press before entering value
to calculate natural logarithm.
–1
sin
D
Press before entering value
to calculate sine (page 2-13).
Press before entering value
–1
cos
E
to calculate cosine (page
2-13).
–1
tan
F
Press before entering value
to calculate tangent.
Linear input/output mode:
Press between entering
fraction values (page 2-19).
G
Math input/output mode:
Enters an improper fraction
(
) in natural input format
(pages 1-12 and 1-18).
Converts a fraction to a
H
decimal value or a decimal
value to a fraction (pages
1-19 and 2-19).
E-2
Combined
Combined with
with
Returns directly to initial screen
of the mode.
Scrolls one screen up in the
e • ACT or RUN • MAT mode
(Math input/output mode).
Scrolls one screen down in the
e • ACT or RUN • MAT mode
(Math input/output mode).
Makes contrast lighter.
Makes contrast darker.
Enters the operator ( ) for
Enters
complex number polar format
letter A.
input (page 2-30).
Press before entering exponent
Enters
value of 10.
letter B.
Press before entering exponent
Enters
e
value of
.
letter C.
Press before entering value to
Enters
calculate inverse sine (page
letter D.
2-13).
Press before entering value to
Enters
calculate inverse cosine.
letter E.
Press before entering value to
Enters
calculate inverse tangent.
letter F.
Inputs a mixed fraction (page
Enters
1-11). (Enabled only for the
letter G.
Math input/output mode.)
Converts between an improper
Enters
fraction and mixed fraction
letter H.
(page 2-19).
Key
Primary Function
3
I
Enters open parenthesis in
formula (page 2-1).
x
–1
J
Enters close parenthesis in
formula (page 2-1).
K
Enters comma.
Assigns value to an Alpha
L
memory name (page 2-6).
CAPTURE M
Enters number 7.
CLIP N
Enters number 8.
PASTE O
Enters number 9.
Insert mode:
Backspace function.
INS UNDO
Overwrite mode:
Deletes the character at the
cursor position.
(See page 1-6.)
OFF
Turns power on. Clears the
display.
CATALOG P
Enters number 4.
Q
Enters number 5.
R
Enters number 6.
{
S
Multiplication function (page
2-1).
}
T
Division function (page 2-1).
Combined
Combined with
with
Press before entering value to
Enters
calculate cube root.
letter I.
Press after entering value to
Enters
calculate reciprocal.
letter J.
Transitions from an application
launched from an eActivity to
Enters
another application (page 10-11).
letter K.
(Enabled only in an eActivity.)
Toggles between an eActivity
and the screen of an application
Enters
launched from the eActivity
letter L.
(page 10-9). (Enabled only in
an eActivity.)
Captures the current screen to
Enters
Capture memory (page 1-30).
letter M.
Changes the shape of the
cursor to indicate that the
Enters
clipboard function is enabled
letter N.
(page 1-8).
Pastes the character string that
Enters
is on the clipboard (page 1-9).
letter O.
Linear input/output mode:
Toggles between the insert
Performs
mode and overwrite mode
UNDO
(page 1-6).
operation
Math input/output mode:
(page
With natural input, inserts
1-16).
a function into an existing
expression (page 1-15).
Turns power off.
Displays the catalog function
Enters
list (page 1-9).
letter P.
Enters
letter Q.
Enters
letter R.
Enters
Enters open curly bracket.
letter S.
Enters
Enters close curly bracket.
letter T.
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