19-13 Using Calculator Functions in Programs. Casio FX-9750G

19-13 Using Calculator Functions in Programs

P.92

k Using Matrix Row Operations in a Program

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.

uuuuu

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) uuuuu

To calculate a scalar product ( ` Row)

Example 2 To calculate the scalar product of Row 2 of the matrix in Example 1, multiplying by 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)

354