Previous answers holtlinalg1 33012 use an augmented

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3. 3/3 points | Previous Answers HoltLinAlg1 3.3.012. Use an augmented matrix and row operations to find the inverse of the given matrix, if it exists. (If the inverse does not exist, enter DNE into any cell.)
4. 3/3 points | Previous Answers HoltLinAlg1 3.3.015. Use an augmented matrix and row operations to find the inverse of the given matrix, if it exists. (If the inverse does not exist, enter DNE into any cell.) 1 -5 -36 73 0 1 7 -14 0 0 1 -1 0 0 0 1 1 5 1 2 0 1 7 7 0 0 1 1 0 0 0 1
5. 3/3 points | Previous Answers HoltLinAlg1 3.3.024. Determine if the given linear transformation of T is invertible, and if so, find (HINT: Start by finding the matrix A such that If the inverse does not exist, enter DNE into all cells.) . 3 3
6. 8/8 points | Previous Answers HoltLinAlg1 3.3.027. Let and be linear transformations given by Find the matrix A such that the following are true. (a) 8 7 -7 -6 (b) 1 -7 0 1 (c) -6 -7 7 8 (d) T 1 T 2 T 1 = T 2 = x 1 x 2 2 x 1 + x x 1 + x x 1 x 2 9 x 1 + 8 x x 1 + x T 1 1 ( T 2 ( x )) = A A = T 1 ( T 2 1 ( x )) = A A = T 2 1 ( T 1 ( x )) = A A = T 2 ( T 1 1 ( x )) = A A = 1 7 0 1 . 2 2 2 2 x x x x

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