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Multiple choice
A 2x2 Hermitian observable is
A
=
[
5
3
3
5
]
A = \begin{bmatrix}5 & 3 \\ 3 & 5\end{bmatrix}
A
=
[
5
3
3
5
]
. Its eigenvalues are the possible measurement outcomes. What is the larger eigenvalue?
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8
5
10
2
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