16. Which of the following matrices is in reduced-row echelon form? 15 2 0 0 4 Го о 0 от [1 B. 0 1 0 - 3 A. 0 1 - 1 2 C. 0000 0 0 1 0 1 1 6 0000 5 , compute 6A + 4B. 6 18 -42 1 18 C. 16 36 24 -16 1 2 - 6 17. If A = [42 1 18 16 A. 36 - 24 726 3 6 and B = B. 3 0 - 1 2 3 0 -5 42 1 36 24 1082 D. 0 0 0 0 0019 30 1 36 36 - D. 18 36

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A: We have  Matrix multiplication AB defined only if Number of columns of A = Number of rows of B

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A: The number of columns is matrix is called maximum number of pivots.

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Q: А. matrices E21, E31, and E32. Find the LU factorization of the following matrix. Write out the…

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Q: 5. Given the two matrices 1 9. 6 1 A = {2 -6 and B = 4 2 -1 4 -1 -1 -4 show that A B + B A.

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Q: -3 29 17 -3 -2 x-24 8-17] 1--15 23 12 2--16 0 Y = Z 9 -5 -2 12 9 -1 9 W=-11 15 = 8 -20 ID H YTOV >>>…

A:

Q: If A and B are 5 × 4 matrices, and C' is a 3 × 5 matrix, which of the following are defined? DA. В +…

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Q: 10. Consider the following matrices: A = 13 0 1 3-5 1]. B A² BA CA DA 10-1 215 -3 4], C-[|-||---|| 0…

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Q: 8. Let 2x2 matrices A = O a 8, b=5 Oa-6, b-7 none of these a -328-321AB - 2. then If = 4 с d Oa-5,…

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Q: compute the indicated matrices AB

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Q: 1. For the given matrices A find A-¹ if it exists and verify that AA-¹ = A-¹A=I. If A-¹ does not…

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Q: 2. For the given matrices A find A-¹ if it exists and verify that AA-¹ = A-¹A=I. If A-¹ does not…

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Q: 4. Prove: If A and B are both n x n matrices, then det(AB)= detAdetB. (Only use 2x2 matrices)

A: Given A and B  n×n  matrices to prove  det(AB)=det A det B

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A:

Q: 2. which of the following matrices is in row echelon form? 2 0 5 1 A. 2 8 В. 6 7 5 0 4 6. 1 D. 4 С.…

A: To find which of the following matrices is in row echelon form.A 205028607B 1103C 504307713D 1643