A and B are N×N matrices with eigenvalues α and β, respectively. Under what condition/s will the eigenvalue of AB be αβ? Select all correct conditions. Select one or more: a. If A and B are normal matrices. b. No conditions other than A and B have the same dimensions. c. If A and B are diagonal. d. If A and B commute. e. If A and B are both square matrices. f. If A and B share the same eigenvector.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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A and B are N×N matrices with eigenvalues α and β, respectively. Under what condition/s will the eigenvalue of AB be αβ? Select all correct conditions.

Select one or more:
a.

If A and B are normal matrices.

b.

No conditions other than A and B have the same dimensions.

c.

If A and B are diagonal.

d.

If A and B commute.

e.

If A and B are both square matrices.

f.

If A and B share the same eigenvector.

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