Texas Instruments TI-86 - Page 279

Chapter 20: A to Z Function and Instruction Reference
267
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 267 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 267 of 118
abs
MATH NUM menu
CPLX menu
MATRX CPLX menu
VECTR CPLX menu
abs
realNumber
or
abs (
realExpression
)
Returns the absolute value of
realNumber
or
realExpression
.
abs (
complexNumber
)
Returns the magnitude (modulus) of
complexNumber
.
abs (
real
,
imaginary
)
returns (
real
2
+
imaginary
2
)
.
abs (
magnitude
±
angle
)
returns
magnitude
.
abs
L
256.4
b
256.4
abs
L
4
…
3+13
b
25
abs (
L
4
…
3+13)
b
1
abs (3,4)
b
5
abs (3
±
4)
b
3
abs
list
abs
matrix
abs
vector
Returns a list, matrix, or vector in which each element is
the absolute value of the corresponding real or complex
element in the argument.
abs {1.25,
L
5.67}
b
{1.25 5.67}
abs [(3,4),(3
±
4)]
b
[5 3]
Addition:
+
\
numberA
+
numberB
Returns the sum of two real or complex numbers.
In
RectC
complex number mode:
(2,5)+(5,9)
b
(7,14)
number
+
list
Returns a list in which a real or complex
number
is
added to each element of a real or complex
list
.
4+{1,2,3}
b
{5 6 7}
3+{1,7,(2,1)}
b
{(4,0) (10,0) (5,1)}