Question

In: Advanced Math

Which of the following statements is/are true? 1) If a matrix has 0 as an eigenvalue,...

Which of the following statements is/are true?

1) If a matrix has 0 as an eigenvalue, then it is not invertible.

2) A matrix with its entries as real numbers cannot have a non-real eigenvalue.

3) Any nonzero vector will serve as an eigenvector for the identity matrix.

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