Sharp el-9950 - Page 27

26
Chapter 2: Operating the Graphing Calculator
Note: If a number precedes
d b a
and
_
, then the
number will be set as the first entry of the figure. Else, the first
entry is blank and the cursor flashes.
Examples
2
d
3
}
4
'
d
;
2
'
3
}
4
'
,
 Enters“,”(acomma)atthecursor
+
 Entersa“root”gureatthecursor
R
 Storesanumberoraformulaintoavariable
r
 Recallsanitemstoredinavariable
X
Enters a variable “
x
”,“
θ
”,“T”,or“
n
”.Thevariableisautomatically
determinedaccordingtothecalculator’scoordinatesetup:“
x
”for
rectangular, “
θ
”forpolar,“T”forparametric,“
n
”forsequential.
z
 BringsuptheVARSmenu.(SeeChapter6).