The eigenvalue(s) of the matrix [arrayll 1 & 2 \\ 2 & 1 array ] is/are

ABC26PH0793 · Quantum Chemistry

Subject: Physical Chemistry · Chapter: Quantum Chemistry · Topic: Quantum Chemistry – General · Exam: JAM 2001-2022 · Marks: 2 · Difficulty: Easy

The eigenvalue(s) of the matrix $\left[\begin{array}{ll} 1 & 2 \\ 2 & 1 \end{array}\right]$ is/are

(a)-1

(b)1

(c)2

(d)3

Answer

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Explanation

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