- #1
ZedCar
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Homework Statement
What is the inverse of matrix A?
A=
(1) (2) (1)
(2) (-1) (2)
(1) (2) (1)
Homework Equations
The Attempt at a Solution
The determinant works out to be 0
The inverse is 1/determinant x adj(A)
Therefore the inverse is 1/0 x adj(A)
So is the answer to, what is the inverse, simply that it is undefined?