Texas Instruments TI-84 Plus Guide Book

Chapter 10: Matrices 242
List4matr(listA,...,list n,matrixname)
cumSum(
cumSum(cumSum(
cumSum(
cumSum( returns cumulative sums of the elements in matrix, starting with the first
element. Each element is the cumulative sum of the column from top to bottom.
cumSum(matrix)
Row Operations
Row OperationsRow Operations
Row Operations
MATRX MATH menu items A through F are row operations. You can use a row operation
in an expression. Row operations do not change
matrix in memory. You can enter all row
numbers and values as expressions. You can select the matrix from the
MATRX NAMES
menu.

Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-