Texas TI-86 用户手册
Chapter 20: A to Z Function and Instruction Reference
279
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 279 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 279 of 118
4
Dec
BASE CONV menu
number
4
Dec
list
4
Dec
matrix
4
Dec
vector
4
Dec
Returns the decimal equivalent of the real or complex
argument.
argument.
In
Hex
number base mode:
2¹Ú b
1Ùß
Ans
4Dec b
30Þ
{Õ,Ö,×,Ø,Ù}
4Dec b
{10Þ 11Þ 12Þ 13Þ 14Þ}
Degree
† mode screen
Degree
Sets degree angle mode.
In
Degree
angle mode:
sin 90 b
1
sin (
p/2) b
.027412133592
Degree entry:
¡
MATH ANGLE menu
number
¡
or
(
expression
)
¡
Designates a real number or expression as degrees,
regardless of the angle mode setting.
regardless of the angle mode setting.
In
Radian
angle mode:
cos 90 b
L
.448073616129
cos 90
¡ b
0
list
¡
Designates each element in list as degrees.
cos {45,90,180}
¡ b
{.707106781187 0
L
1}
Deltalst(
LIST OPS menu
(Deltal shows on menu)
(Deltal shows on menu)
Deltalst(
list
)
Returns a list containing the differences between
consecutive real or complex elements in list. This
subtracts the first element in list from the second
element, the second from the third, and so on. The
resulting list is always one element shorter than list.
consecutive real or complex elements in list. This
subtracts the first element in list from the second
element, the second from the third, and so on. The
resulting list is always one element shorter than list.
Deltalst({20,30,45,70}) b
{10 15 25}