User Manual

TI-83 PlusMatrices274
Using the MATRX MATH Operations
MATRX MATH Menu
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MATRX MATH
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NAMES MATH EDIT
1: det(
Calculates the determinant.
2:
T
Transposes the matrix.
3: dim(
Returns the matrix dimensions.
4: Fill(
Fills all elements with a constant.
5: identity(
Returns the identity matrix.
6: randM(
Returns a random matrix.
7: augment(
Appends two matrices.
8: Matr
4
list(
Stores a matrix to a list.
9: List
4
matr(
Stores a list to a matrix.
0: cumSum(
Returns the cumulative sums of a matrix.
A: ref(
Returns the row-echelon form of a matrix.
B: rref(
Returns the reduced row-echelon form.
C: rowSwap(
Swaps two rows of a matrix.
D: row+(
Adds two rows; stores in the second row.
E:
ä
row(
Multiplies the row by a number.
F:
ä
row+(
Multiplies the row, adds to the second row.