Casio CFX-9850G PLUS, User'S Manual & Technical Reference

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20-13 Using Calculator Functions in Programs
k k
k k k
Using Matrix Row Operations in a Program
P.80
These commands let you manipulate the rows of a matrix in a program.
• For this type of program, be sure to use the MAT Mode to input the matrix, and
then switch to the PRGM Mode to input the program.
u u
u u
u
To swap the contents of two rows (Swap)
Example 1 To swap the values of Row 2 and Row 3 in the following matrix:
1 2
Matrix A = 3 4
5 6
The following is the syntax to use for this program.
Swap A, 2, 3
Matrix name
Executing this program produces the following result.
(MAT Mode)
u u u u u
To calculate a scalar multiplication (
` `
` ` `
Row)
Example 2 To calculate the product of Row 2 of the matrix in Example 1 and
the scalar 4
The following is the syntax to use for this program.
`
Row 4, A, 2
Matrix name
Multiplier
Executing this program produces the following result.
(MAT Mode)