1 2 0 Determine if the matrix A: -1 1 3 is invertible or not. EXPLAIN! 3 -2 -8

Q: [2 -1 1] A = |1 1 2,x = |y| and b = |b2 [-1 5 4] a. Determine if the columns of the matrix A span…

A: We have to determine  whether the column of matrix A can span R^3

Q: 6. What 3 x 3 matrix exchanges rows 1 and 2, but leaves row three alone?

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Q: 3 0 A =|-3 7] 1 -1 2 4 91

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Q: 2 -2 If B = then B is not invertible. -3 3

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Q: T 3 0 0 ? 0 2 [ 2 2 0 0. 0. 0 2 2 0 2 0 3 3 0 -2 | 2 -2 2 0 3 0 0 0 -1 4 -2 -2 -2 3

A: Explanation of the solution is given below...

Q: Consider the following matrix. 7 13 1: -58 -3 -5 -1: 18 3 6 1: -27 (a) Perform the row operations to…

A: Given: 7131-3-5-1361   -5818-27 Now we add R2 to R1 R2+R1⇒7-313-51-1-3-5-1361…

Q: Note that the only entry in a 1 x 1 matrix is on the diagonal. The upper-diagonal of a matrix are…

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Q: Find the size of the matrix [3 2 −3 2 −5 −5]

A: Size of matrix is same as order of matrix

Q: On the augmented matrix A below, perform all three row operations in the order given, ((a) followed…

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Q: Diagonalize the matrix A || -1 −1 1 4 16 by writing it as A = PDP-¹

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Q: [1-2 Q:Evaluate A-3A+91 where A = 2 3 3 -1 and lisa unit matrix. -3 1 2 3.

A: Given: A=1-2323-1-312 To evaluate A2-3A+9I. I is a unit matrix.

Q: 2 3 10 2 A = 5 4 9 2 3 1 3 multiplying the matrices, explain why A is not invertib

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