Question: True or False 2. Answer yes, no, or maybe to each of the following questions. In each case, A is a matrix whose entries are

True or False

True or False 2. Answer yes, no, or maybe to each
2. Answer yes, no, or maybe to each of the following questions. In each case, A is a matrix whose entries are real numbers. (a) Suppose that A is a 3 x 3 matrix whose 1-eigenspace is a line and whose 2-eigenspace is a plane. Is A invertible? (b) Suppose that A is a 5 x 5 matrix and that the set of solutions to Ar = es is a line in R5. Is A invertible? Enter your answer for (a) here: [ Select ] V Enter your answer for (b) here: [ Select ] v

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