Texas Instruments TI-86 - Page 281

Chapter 20: A to Z Function and Instruction Reference
269
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 269 of 11820ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 269 of 118
angle
CPLX menu
MATRX CPLX menu
VECTR CPLX menu
angle (
complexNumber
)
Returns the polar angle of
complexNumber
, adjusted by
+
p
in the 2nd quadrant or
Lp
in the 3rd quadrant. The
polar angle of a real number is always 0.
angle (
real
,
imaginary
)
returns
tan
L
1
(
imaginary
/
real
)
.
angle (
magnitude
±
angle
)
returns
angle
,
Lp
<
angle  p
.
In
Radian
angle mode and
PolarC
complex
number mode:
angle (3,4)
b
.927295218002
angle (3
±
2)
b
2
(6
±p
/3)
¶
A
b
(6
±
1.0471975512)
angle A
b
1.0471975512
angle
complexList
angle
complexMatrix
angle
complexVector
Returns a list, matrix, or vector in which each element is
the polar angle of the corresponding element in the
argument.
If
complexVector
has only two real elements, the
returned value is a real number, not a vector.
angle {(3,4),(3
±
2)}
b
{.927295218002 2}
Ans
- ¡
Ans
Returns the last answer.
1.7
¹
4.2
b
7.14
147/Ans
b
20.5882352941
arc(
CALC menu
arc (
expression
,
variable
,
start
,
end
)
Returns the length along
expression
with respect to
variable
, from
variable
=
start
to
variable
=
end
.
arc(x
2
,x,0,1)
b
1.47894285752
arc(cos x,x,0,
p
)
b
3.82019778904
Asm(
CATALOG
Asm(
assemblyProgramName
)
Executes an assembly language program. For more
information, refer to Chapter 16.