Home
Random
Log in
Settings
Donate
About Wikiversity
Disclaimers
Search
Determinant/Laplace-matrix/Complete graph/Exercise
Language
Watch
Edit
We consider the
matrix
(
2
−
1
−
1
−
1
2
−
1
−
1
−
1
2
)
.
{\displaystyle {\begin{pmatrix}2&-1&-1\\-1&2&-1\\-1&-1&2\end{pmatrix}}.}
Compute the
determinant
of
M
{\displaystyle {}M}
.
Determine the determinant for every matrix that arises when we remove from
M
{\displaystyle {}M}
a row and a column.
Create a solution