HP 9g - Graphing Calculator User Manual page 50

26 7 ! [ ( 7 – 4 ) ! ] = 840
7 [ MATH ] [ MATH ] [ MATH ]
[ MATH ]
[ ] 4 [
27 7 ! [ ( 7 – 4 ) ! × 4 ] = 35
7 [ MATH ] [ MATH ] [ MATH ]
[ MATH ] [ ]
[ ] 4 [
Example 32
1.25 [ 2nd ] [ X
28
2 [ X 2 ] [ + ] [
[ ] [ + ] [ 2nd ] [
[ ]
29
]
]
–1 ] [ ]
] 4 [ + ] 21
] 27
E-50