1. The elements of matrices A and B are represented by the tables. A = -2 3 0.5 -5 -4 -1 B = 4 2 5 9 -5 0 -2 -8 -7 2.8 2.5 -5.4 What is the value of the element in the 3rd row 2nd column of the product AB? 5 8 -3.2 4 0 O

Q: 2. Let A = columns. -2 -7 -9 2 5 1 3 6. Find the third column of A¹ without computing the other 4

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Q: Multiply matrix [1 2 3] by [5 4 2 030

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Q: -5 and B = 1 -4 -4 1 If A = find 4 -3 -2 A · B, if possible. Select the correct answer below: -24 10…

A: Given  A=1-5-31 and B=-4-4-24

Q: b. -2x+y+6z=18 5x+8 z=-16 3x+2y=10z-3 Write the entries in the inverse matrix as fractions.

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Q: Show AB + BA for the indicated matrices. A= 2 3] B = -1

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Q: Perform the matrix operation. 2-4 9-8 Let A = -2 -5 and B-6-6. Find A + B. 3 5 -7-4

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Q: For square matrices A and B, which of the matrices below are equal to AB? II. (AªB"} I. a. I only b.…

A: Solution

Q: Calculate the determinant of the cofactor matrix of Matrix D.

A: To compute the determinant of the cofactor matrix of Matrix D.

Q: If A and B are nxn matrices .Find the cost of calculating A? + BAB.

A: Given A and B are n×n matrices.  To find the cost of A2 + BAB

Q: -5 If A = -2 3 and B = -4 then 2 -6 -4 44 -66 AB = help (matrices) -40 60 and 88 ВА %3 help…

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Q: - 4 8 3 2 Find the following matrices where A = 8 and B = 6 - 5 9 - 1 - 9 - 1 а. А + В b. А - В с. -…

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Q: Given matrices A and B shown below, find (-8)A + (7)B. -1 -4 -3 A = 1 3 -1 -2 -2 1 -2 2 3 В — 1 -4 2

A: Multiply A by -8. A=-1-4-313-1-2-21(-8)A=-8-1-4-313-1-2-21(-8)A=83224-8-2481616-8

Q: (d) ] Find A' A (e) ] Is AB = BA? %3D Find the inverse of B

A: Given the matrices :

Q: If A = -1 AB = -1 BA= - False -4 -2 42] and B = [44] then || and 1 ✓True or False: AB = BA| for any…

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Q: Orthogonally diagonalize the matrix, giving an orthogonal matrix P and a diagonal matrix D. To save…

A: firstly we find eigen values and then find corresponding eigen vectors and then find P & D…

Q: nown belOw: [5 31 T -41 by L-3 -2] [ 3] А. 1-11 6| В. |11 c. |-11 6| D. |-11 -6

A: Given matrices are 53-3-2   and  -43

Q: Use the matrices 3r 0. 3. 0. B = 9. 4y -2 G = -8 C = and E = -q 8 -1 -7 -2z -3 to compute the…

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Q: 2 [3 B = | 0 1 [1 21 -2 3 Let A 4 C = 14 -1, and D = || y -2. Lw 3 -5] 4

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Q: Q.5 Write each product as a single matrix: 1 02 1 1 [3 -2 2] 2 i. ii. iii. iv. 3 1 -1 2 2 -2 -1-1 -2…

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Q: Let A and B be the following matrices. 8 -4 -4 7 -1 6 -4 -3 -3 B -3 -2 -4 %3D 8 -6 -3 Perform the…

A: Given: Let's consider the given matrices, A=8-4-4-4-3-3989 B=7-16-3-2-4-3-6-3 Let's perform the…

Q: Find the product of the following matrices, if possible. 4 1 7 5 0 - 9 -2 - 3 6 - 7

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