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MMLU / Suppose A and B are n x n invertible matrices, where n > 1, and I is the n x n…

Problem

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question

Suppose A and B are n x n invertible matrices, where n > 1, and I is the n x n identity matrix. If A and B are similar matrices, which of the following statements must be true?	I. A - 2I and B - 2I are similar matrices. II. A and B have the same trace.	 III. A^-1 and B^-1 are similar matrices.

choices

  1. I only
  2. II only
  3. III only
  4. I, II, and III

subject

college_mathematics

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