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Problem
Problem
Compute the inverse of the matrix where
B
=
[
2
−
2
−
1
0
]
B = \begin{bmatrix} 2 & -2 \\ -1 & 0 \end{bmatrix}
B
=
[
2
−
1
−
2
0
]
, find the value of
λ
\lambda
λ
for which
A
=
λ
B
−
1
+
I
=
O
A = \lambda B^{-1} + I = O
A
=
λ
B
−
1
+
I
=
O
, without finding
B
−
1
B^{-1}
B
−
1
.
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