- #1
sibiryk
- 32
- 0
I have a matrix 4x4:
1,2,3,4
2,6,6,6
0,0,1,13
0,0,0,1
I need to find determinant. I am getting det=6.
When I use online matrix calculator it gives me det=2.
I tried reduce second row (2 row - 1(1 row)) and I got det=2
I'm confused. Why calculator gives me different answer?
1,2,3,4
2,6,6,6
0,0,1,13
0,0,0,1
I need to find determinant. I am getting det=6.
When I use online matrix calculator it gives me det=2.
I tried reduce second row (2 row - 1(1 row)) and I got det=2
I'm confused. Why calculator gives me different answer?