Texas Instruments -84 Plus, Manual Book

Page: 606 / 696

Appendix A: Functions and Instructions 603
rowSwap(
matrix
,
rowA
,
rowB )
Returns a matrix with
rowA
of matrix swapped with
rowB
.
y >
MATH
C:rowSwap(
rref(
matrix
) Returns the reduced row-
echelon form of a
matrix .
y >
MATH
B:rref(
R
4
Pr(
x
,
y
)
Returns R , given
rectangular coordinates x
and
y
or a list of rectangular
coordinates.
y ;
ANGLE
5:R
4
Pr(
R
4
P
q
(
x
,
y
) Returns
q
, given
rectangular coordinates
x
and y or a list of rectangular
coordinates.
y ;
ANGLE
6:R
4
P
q
(
2-Samp
Ü
Test [ listname1 ,
listname2 , freqlist1 ,
freqlist2
,
alternative
,
drawflag ]
(Data list input)
Performs a two-sample
Û
test.
alternative
=
L
1 is < ;
alternative
= 0 is
ƒ
;
alternative
= 1 is > .
drawflag = 1 draws results;
drawflag
= 0 calculates
results.
†
…
TESTS
E:2-Samp
Ü
Test
Function or
Instruction/Arguments
Result
Key or
Keys/Menu or
Screen/Item