Texas Instruments TI-30Xa Solar User Manual
TI-30Xa/30Xa Solar, English
www.ti.com/calc ti-cares@ti.com
TI-30Xa
and
TI-30Xa SOLAR
Scientific Calculators
Basic Operations
Results
Basic Arithmetic
Percents
Fractions
Powers and Roots
Logarithmic Functions
Angle Units
DMS
.............................................
Rectangular to Polar
Polar to Rectangular
Trigonometric Functions
Hyperbolic Functions
One-Variable Statistics
Probability
Clearing and Correcting
Constants (Repeated Operations)
Memory
Order of Operations
Notation
Display Indicators
Error Conditions
In Case of Difficulty
Battery Replacement (TI
TI Product, Service, and Warranty Information
1997 Texas Instruments Incorporated
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30Xa)
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Basic Operations
TI-30Xa (battery)
turns on the TI-30Xa.
¦ |
turns off the TI-30Xa and clears display,
¦ }
settings, and pending operations, but not memory.
APD™ (Automatic Power Down™) turns off the
¦
TI-30Xa automatically if no key is pressed for about
5 minutes, but does not clear display, settings,
pending operations, or memory.
Note:
operations, settings, and memory.
TI-30Xa Solar
To turn on the TI-30Xa Solar, expose the solar
¦
panel to light and press
!
display may contain incorrect numbers.
To turn off the TI-30Xa Solar, cover the solar panel
¦
with the slide case.
2nd Functions
2nd functions are printed above the keys.
the 2nd function of the next key pressed. For example,
" t
2
after APD retrieves display, pending
|
. Note: Always press
to clear the calculator because memory and
calculates the cube of 2.
!
"
selects
2
Results
The calculator can display up to 10 digits plus a minus
9,999,999,999 through 9,999,999,999) and a
sign (
-
2-digit exponent. Results with more than 10 digits
display in scientific notation.
Basic Arithmetic
D > 8 2
J
O
6 7
.
60 D 5 8 12
Completes all pending operations.
With constant (
operation and value.
Changes sign of value just entered.
1
D
Parenthetical expression (up to 15
open).
parentheses.
Pi is calculated with 12 digits
(3.14159265359), displayed with 10
digits (3.141592654).
2
8 . J
J
), repeats the
K
8 O D 12
closes all open
J
J
120.
5.
6.283185307
3
Percents
Percentage (
250 8 5 "
J
Ratio (
Ratio of 250 to 5
250 2 5 "
J
Add-On (
250 D 5 "
J
Discount (
250 > 5 "
J
5% add-on of 250
5% discount of 250
5% of 250
u
u
u
u
)
0.05
12.5
)
0.05
5000.
)
12.5
262.5
)
12.5
237.5
4
Fractions
b F c Enters a proper or improper fraction,
a F b F c Enters the mixed fraction a b
" s
" y
If a result would overflow or if fixed decimal is 0, no
fraction to decimal conversion occurs. It is not an error.
Denominator must be a whole number
b
c (b
6 digits, c { 3 digits). When
à
{
possible, improper fractions are
displayed as mixed numbers.
4 3
F
3
3 J 2
8
Single-variable functions display
decimal results.
2
1
F
0
(a, b, c
3 digits each, with the total
{
8).
digits
{
4 F 6 6
F
6
6
J
Toggles display between a mixed
number and an improper fraction.
4 30
F
30
7
" s
15
" s
" s
Toggles display between fraction and
decimal.
24 55
F
55
" y
" y
2.291666667
2
999.
{
1
c.
à
4
2
1
712
7
0.25
24
24
4
4
6
3
4
2
2
5
Powers and Roots
/
0
1
" t
" z
,
" Y
8 / D 4 /
6 0 D 2
256 1 D 4 1
2 " t D 2
8 " z D 4
5 , 3
8 " Y 3
J
J
J
Logarithmic Functions
$
" R
%
" S
=2.71828182846)
e
(
15.32 $ 1.185258765
12.45 $
D
2 " R > 10 0
15.32 % 2.729159164
12.45 %
D
.693 " S 1.999705661
1
D
J
J
J
J
J
J
J
J
0.375
38.
18.
10.
6.
125.
2.
2.280428117
0.
5.250879787
2.999705661
6
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