Texas Instruments TI-30 ECO RS Scheda Tecnica
9
TI30XAUS.DOC MURFE pruning Pat Hatcher Revised:
06/17/99 4:31 PM Printed: 06/17/99 4:32 PM Page 9 of 21
06/17/99 4:31 PM Printed: 06/17/99 4:32 PM Page 9 of 21
Trigonometric Functions
Before using the trigonometric functions (
)
,
*
,
+
,
"
V
,
"
W
, or
"
X
), select
DEG
,
RAD
, or
GRAD
with
#
. Note: Before using a DMS
value in a calculation, you must convert it to decimal
with
with
"
q
.
#
(if necessary)
DEG
90
)
DEG
1.
>
30
*
DEG
0.866025404
J
DEG
0.133974596
1
"
V
DEG
90.
>
.5
J
DEG
89.5
Hyperbolic Functions
To access hyperbolic functions, press
(
and then
the function (
(
)
,
(
*
,
(
+
,
(
"
V
,
(
"
W
,
(
"
X
).
Note:
DEG
,
RAD
, or
GRAD
does not affect hyperbolic
calculations.
5
(
)
74.20321058
D
2
J
76.20321058
5
(
"
V
2.312438341
D
2
J
4.312438341