Texas Instruments TI-30XIIB Owners Manual - Page 12

Clearing, Sciiinttfic, Notation

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Numbers up to 8 digits in length can be entered into the calculator directly from the keyboard. The calculator can hold and work with 11 digits. Numbers of this length can be entered as the sum of two numbers. Example: Enter 389182.70636 Enter 389182 .70636 Press LJ Display 389182. 389182.71 Clearing To remove an incorrect entry from the display before any function or operation key is used, press M When pressed after an operation or function key (including [ -=Z. )). this key clears the display. the constant and all pending operations. Pressing iAtil twice always clears the display, the constant and pending operations. The memory is not affected by this key. Sciiinttfic Notation To enter very large or very small numbers you must use scientific notation where the number is entered as a number (mantissa) multiplied by 10 raised to some power (exponent) such as 3.6089 x mantissa e■pOnent 1 _ _L-I1 '1_l ir_li t_! y mte9er decimal Itoaonp minus sqr _ _ i3 ' I exponent sign 10

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Numbers
up
to
8
digits
in
length
can
be
entered
into
the
calculator
directly
from
the
keyboard.
The
calculator
can
hold
and
work
with
11
digits.
Numbers
of
this
length
can
be
entered
as
the
sum
of
two
numbers.
Example:
Enter
389182.70636
Enter
389182
.70636
Press
LJ
Display
389182.
389182.71
Clearing
To
remove
an
incorrect
entry
from
the
display
before
any
function
or
operation
key
is
used,
press
M
When
pressed
after
an
operation
or
function
key
(including
[
-
=.
Z)).
this
key
clears
the
display.
the
constant
and
all
pending
operations.
Pressing
iAtil
twice
always
clears
the
display,
the
constant
and
pending
operations.
The
memory
is
not
affected
by
this
key.
Sciiinttfic
Notation
To
enter
very
large
or
very
small
numbers
you
must
use
scientific
notation
where
the
number
is
entered
as
a
number
(mantissa)
multiplied
by
10
raised
to
some
power
(exponent)
such
as
3.6089
x
1
mantissa
eā– pOnent
_
L
-
1
1
ri
_
i
3
I
'
l
il
t
!
_
_
_
_
_
y
mte9er
decimal
Itoaonp
minus
sqr
10
'
I
exponent
sign