Casio fx-7400G PLUS Booklet

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Deleting Input Data
AC-1 Sum of Products
Calculator Operation
1 Use the LIST function.
2 In List 1, input the x values 2.1, 7.8, 5.6.
3 In List 2, input the y values 3.5, 6.9, 1.4.
4 Move the cursor to the title of List 3.
5 Perform the following key sequence to obtain the value of xy.
K1(LIST)1(List) 1*1(List) 2wQ
6 To obtain a value for “Total,” move the cursor to line 4 of List 3 and input the following.
K1(LIST)[[2(Sum)[1(List) 3w
xy xy
2.1 3.5 1
7.8 6.9 2
5.6 1.4 3
4Tot al
Answers
17.35 253.82 37.84 469.01
[1(DEL): Deletes a single data item
[2(DEL•A)1(YES): Deletes all data in the currently selected list.

Casio fx-7400G PLUS Specifications

General

Model	fx-7400G PLUS
Category	Graphing Calculator
Display	LCD
Display Lines	8
Display Characters	21
Memory	28 KB
Power Supply	Battery
Programming	Yes
Graphing	Yes
Equation Solver	Yes
Statistical Functions	Yes
Connectivity	No
Battery	AAA x 4