Texas Instruments TI-86 Manual Book page 355

RcGDB
† GRAPH menu
RcPic
† GRAPH menu
real
CPLX menu
4Rec
CPLX menu
RcGDB graphDataBaseName
Restores all settings stored in graphDataBaseName.
For a list of settings, refer to
RcPic pictureName
Displays the current graph and adds the picture stored
in pictureName.
real ( complexNumber )
Returns the real part of complexNumber.
real ( real,imaginary
real ( magnitude±angle
real complexList
real complexMatrix
real complexVector
Returns a list, matrix, or vector in which each element
is the real part of the corresponding element in the
argument.
4Rec
complexNumber
Displays complexNumber in rectangular form
(real,imaginary) regardless of the complex number
mode.
Chapter 20: A to Z Function and Instruction Reference
StGDB on page 361.
) returns real.
returns magnitude ¹
) cos
In Radian angle mode:
real (3,4) b
real (3±4) b
(angle).
In Radian angle mode:
2,(3,4),(3±4)} b
L
real {
In PolarC complex number mode:
2 b
L
‡
Ans4Rec b
343
3
L
1.96093086259
L L
{ 2 3 1.96093086259}
(1.41421356237±1.570...
(0,1.41421356237)