# Previous answers holtlinalg1 33036 find an example

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7. 2/2 points | Previous Answers HoltLinAlg1 3.3.036. Find an example that meets the given specification. A singular matrix A that has no zero entries. 1 1 1 1 1 1 1 1 1 8. 2/2 points | Previous Answers HoltLinAlg1 3.3.039. Find an example that meets the given specifications. A matrix A and a matrix B such that 2 × 3 3 × 2 AB = I 2 BA I but 0 1 1 0 9 9 A = 0 1 0 1 0 0 = 3 × 3 A = 3 . B
9. 1/1 points | Previous Answers HoltLinAlg1 3.3.042. Determine if the statement is true of false, and justify your answer. A must be a square matrix to be invertible.
10. 1/1 points | Previous Answers HoltLinAlg1 3.3.048. Determine if the statement is true of false, and justify your answer. If A and B are invertible matrices, then the inverse of n × n A + B A 1 + B 1 True, by the definition of invertible matrices. True, by the definition of matrix addition. True, by the Big Theorem. is .
11. 1/1 points | Previous Answers HoltLinAlg1 3.3.051. Solve for the matrix X . Assume that all matrices are matrices and invertible as needed.