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(12C) Determinant of the 3x3 Matrix
12-08-2018, 05:15 AM
Post: #1
(12C) Determinant of the 3x3 Matrix
Program to get the "Determinant of the 3x3 Matrix"

a1 b1 c1
a2 b2 c2
a3 b3 c3

-------------------------

Procedure:

Input steps from 1 to 9
in a pattern as shown.

1 4 7
8 2 5
6 9 3

--------------------------
Example: FIX 2

6 2 -4
5 6 -2
5 2 -3

1. 6 [R/S] display 6.00
2. 6 [R/S] display 36.00
3. 3 [CHS] [R/S] display -108.00
4. 2 [R/S] display 2.00
5. 2 [CHS] [R/S] display -4.00
6. 5 [R/S] display -128.00
7. 4 [CHS] [R/S] display -4
8. 5 [R/S] display -20.00
9. 2 [R/S] display 6

Answer: Determinant is 6
-----------------------------------
Program:
Code:

STO 1
R/S
STO 2
x
R/S
STO 3
x
R/S
STO 4
R/S
STO 5
x
R/S
STO 6
x
+
R/S
STO 7
R/S
STO 8
x
R/S
STO 9
x
+
RCL 6
RCL 2
x
RCL 7
x
-
RCL 9
RCL 5
x
RCL 1
x
-
RCL 3
RCL 8
x
RCL 4
x
-

Gamo
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(12C) Determinant of the 3x3 Matrix - Gamo - 12-08-2018 05:15 AM



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