TI -86 用户手册
Chapter 20: A to Z Function and Instruction Reference
285
20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 285 of 118
20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 285 of 118
DMS entry:
'
MATH ANGLE menu
In a trig calculation, the
result of a DMS entry is
treated as degrees in the
Degree angle mode only. It
is treated as radians in
Radian angle mode.
result of a DMS entry is
treated as degrees in the
Degree angle mode only. It
is treated as radians in
Radian angle mode.
degrees
'
minutes
'
seconds
'
Designates the entered angle is in DMS format. degrees
(
(
999,999), minutes (< 60), and seconds (< 60, may
have decimal places) must be entered as real numbers,
not as variable names or expressions.
not as variable names or expressions.
Do not use
¡ and " symbols to specify degrees and
seconds
. For example, 5
¡59' is interpreted as implied
multiplication of 5
¡ ¹ 59' according to the current angle
mode setting.
54'32'30' b
54.5416666667
In
Degree
angle mode:
cos 54'32'30' b
.580110760699
In
Radian
angle mode:
cos 54'32'30' b
L
.422502666138
Do not
use the following notation; in
Degree
angle mode:
5
¡59' b
295
4
DMS
MATH ANGLE menu
angle
4
DMS
Displays angle in DMS format. The result is shown in
degrees
degrees
¡minutes'seconds" format, even though you use
degrees
'minutes'seconds' to enter a DMS angle.
In
Degree
angle mode:
45.371
4DMS b
45
¡22'15.6"
54'32'30'¹2 b
109.083333333
Ans
4DMS b
109
¡5'0"
dot(
VECTR MATH menu
dot(
vectorA
,
vectorB
)
Returns the dot product of two real or complex vectors.
dot([a,b,c],[d,e,f])
returns
a
¹
d
+
b
¹
e
+
c
¹
f
.
dot([1,2,3],[4,5,6]) b
32
DrawDot
† graph format screen
DrawDot
Sets dot graphing format.