[7 1 -21 [-3 -11 -18] 1. Consider the matrices A = 5 8 and B =| 5 6 8 l2 -6 -8) [-1 3 4 Find elementary matrices E,' and E71 such that A = E¡'E7'B (i.e. E,E,A = B).

Q: Consider the matrices A = B = 2 3 (²7¹) and (-18 -1), ₁ 3 (₁1).If A - zB = Select one: O a. 5 O b. 4…

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Q: 8.Find the inverse of the given matrix -3 7 4 -7 3 -6] 1 A = -1 -1 -3 A) A¹ = 0 0 1 B)A-¹ = C) A-¹ =…

A: I have given the answer in the next step. Hope you understand that

Q: 7. Consider the two matrices A and B write an elementary matrix E such that B = EA -2 3 8 A = [5, 3²…

A: Solution : Given that

Q: Determine the inverse matrix of 59

A: Given matrix is 1259We know that the inverse of abcd is 1ad-bcd-b-ca

Q: Which of the following matrices is equal to 2 1 -1 3 ³ [²₂²] + ² [¯ 2² _ ;]³² ? 03 -7 4 1 1 2 -4 4 4…

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Q: -1 Consider the matrices A = 4. B = -1 Compute ((BA)' ) if possible. Type unde fined if you think…

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Q: 2 (²). 4 -2 -1 5 3 ). Compute all the valid products between these three matrices. E: Let A = B = 3…

A: A=2-34, B=3-201-14553, C=403 To Do:Compute the valid products between the given matrices.

Q: (24)*. Use the inverse matrices to find АВ and 1 3 1 4 2. 4 2 1 A-1 = B-1 = 2. 2 2 4 1 -2 2 4 -1 (a)…

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Q: 1 = [₂ 우리 -7 35 Write X = = as a product X = E₁E₂E3 of elementary matrices. --188--188-188) = =

A: Given X=01-735 X=E1E2E3

Q: (i) Use the definition of inverse to prove the following: if A and B are n × n nonsingular matrices,…

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Q: If A and B are n x n matrices and if det(A) , det(B) 2, then det (-3A-1B) is (A) (-1)"2"-215 (B)…

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Q: (2 -3 1 a) Given the matrices A = 4 0 3 and B4 1 1 2 find 5 1 1 1 3 a) A1B and b) ATB.

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Q: write answer as fraction -(1/2)^3

A: We know , (a/b)n = an/bn

Q: A, B, C are 3 x 3 matrices with det(A) = -3, det(B) = -2, det(C) = 6. What is det(A" A-1)?

A: Given that A,B and C are 3*3 matrices. To find det(A^TA^-1)

Q: -() --()-() 3 6 3 3 1 2 1 2 1 1 2 1 3 1 2 3 2 2 A = 3 1 2 В C = 4 4 3 4 4 3

A: Claim: We have to find E such that EA=Bi.e. E=BA-1 And F such that, FA=C i.e. F=CA-1 A=121312443then…

Q: A, B, C are 3 x 3 matrices with det(A) = -3, det(B) = -2, det(C) = 6. What is det[(-3)A]? O 27 81 -9…

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Q: -2 -3 8 8 Let A ₁ 1₁ - ( -3² -1²³), and 4₂ - ( 2³₁ - 2 ) be = = 5 -1 -5 two matrices in M. 22 Choose…

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Q: The function f(x) = |ax - b| + c|x| : x in (-∞, ol where Find the

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Q: b) Find the rank of the following matrices: [6 2 A=|0 7 12] 8 [4 2 3] B=8 4 6 L3 5 0] 4 Lo 3

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Q: 1 4 3 51 Given matrices A = |-1 -1 2 1 and B = 1 -2 1 [2 1.) Aadj 2.) A-1 3.) B/A

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Q: Assuming that all matrices aren X n and invertible, solve for D. ABC" DBA'C = AB". OD =…

A: Given ABCTDBATC=ABT Also all matrices are nxn and they are invertible which means their inverses…

Q: -1] 2 -3 -47 4. The matrix product 4 1 20 1.

A: We need to find matrix product.

Q: 1 2 1] 2a. Encode the message The British are Coming using the matrix 2 3 1 |-2 0 1 2b. Decode the…

A: Given matrix 121 231 −201 To encode the message "The British are Coming" using the above matrix. To…

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: Which do you find easier? 3 1 (₁ - ( ) -- (3) (a) A = B = -1 1 1₁- (b) A = ()--(²3) B = -2 15 2 2-2

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Q: 1) Consider the "elementary matrices" 7 01 Elry - [88], Es-in-=[68], and EET-1 (8) E5-123 : 050 =…

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Q: Q4. (A)_ If a-12 4 68 10; 31415; 24 6 8 10; 1 234 5; 4790 61. find the sub matrices with explain it.…

A: Remark:  Let a be an m*n matrix, then a(:, p) gives  sub-matrix of order m*1 with elements of p-th…

Q: Given that matrices A and B O 2] A = |1 0 2 lo o 1] [o o 21 [o 2 and B = 0 Lo 1 01 Where 1 2 3. Find…

A: A=002102001 and B=020012013

Q: Let A and B be the matrices as shown. '1 2 1 1 2 1 ^ - ( ²³ ) ·- - 6 ÷ ³) A = 0 5 1 B = 2 -1 4 2 −1…

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Q: 1. Let A and B are two nxn matrices, and I is a nxn identity matrix. If I + AB has an inverse,…

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Q: 9. Show that the matrices ( ) ( ) (19). generate M₂×2(F). and (689)

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Q: [1 3 B = 2 1 5 0 A = 0 -5 4 and 3 8 QA + B'.

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