1 -2 [23] -2 5 Let A algebra.) and AB [ 7 6 -9 -1 3 Find B. (Hint: Find A-¹ and use matrix

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

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

A:

Q: A= 5 BE 3 6 -8 0 4 12 4 C = -2 5 10 6 9

A: Given A = -1532B = 364-8012C = 410-2659

Q: 21 Given the matrices, A = (2 -3) and B = -3 2 find the product AB? AB = (-4 - 3) AB = (-7 1) AB =…

A:

Q: Perform the matrix operation. 1 4 7 -4 2 8 -3 3 00 7 19 |-4 2 47 -32 16 49 28 14 H 00

A: We need to perform the given Matrix operation (multiplication of the given matrices)

Q: 10 A- 6+ 18 13 5(7) -+5(9)²

A: Matlab code to write above expression on matlab is

Q: 1 Perform the row operation R₁ and replace R₁ on the following matrix. 2 20016 0803 0056

A: The matrix

Q: Compute each matrix expression and show your work, if 2 1 - -1 2-2 A= 0 3 1 B = 30 5 -42 0 4 1 3. -…

A:

Q: find the inverse matrix  of 1 1 -4 -2 -1 7 1 -1 -1

A: To find The inverse of the given matrix

Q: 20 - 9 - 2 - Is - 6 | in the column space of -8 - 6 0 4 ? 5 3 7 –3 -6

A: To check given vector lie in column space of given matrix, we need to find row reduced echelon form…

Q: Express as a single matrix.

A: Given: 3200-2030 we need to express into single matrix so we multiply the matrix

Q: Fill in each blank so that the resulting statement is true.

A: Given 1       1       -1 −2−3    -4        2  4 2         1       1   6

Q: -1 1 1 -2. -2 8. -8

A:

Q: Does P = False True -2 4 3 -6 diagonalize A = 25 -87 94 -61

A:

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

A:

Q: 1 0 0 0 0 1 2 -6 2 -8 10 1 0 1 0 3 -2 -5 -16 |

A: We have to multiply: 1000012-60010003-22-8-5-16

Q: Find the inverse of AB if 5 -1 A-¹. and B-1 = -5 -5 5 4 [84] 0 -1 (AB)-¹ = E

A:

Q: 12 34

A:

Q: Зх — Зу — 6z %3D -3 2х — 2у — 4z 3D 10 2х + Зу + z % 7

A:

Q: find the matrix of x12+4x1x2+6x2x3+2x32?

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Q: 3 |2 -3 -47 Гз -17 The matrix product 2 4 5 |0 1 1.

A:

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

A:

Q: Explain the Elements of Matrix Algebra: Addition and Multiplication?

A: Matrix addition: The addition of two matrices is defined if and only if the order of both matrices…

Q: 0 -1 -2 Put the following matrix into RREF: 1 1 2 -1

A:

Q: -1 – 7 -3 (a) Let A = 15 6 Find the second column of A-1 without com- 1 3 puting the other columns.

A: Given,A=-1-7-32156132

Q: PRaCtice : Rewrite 1) 2(X+ 1)

A: We have to rewrite 2(x+1)

Q: Express as a single matrix.

A: 20-1-4321-34-2105-1

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…

A:

Q: [-3 10] 14 B = 10 [5 -2 17 -1] C = A =-5 2 D=[-11 8 -5] -8 3 -4 2 14 -6 -8

A:

Q: 4, 4, -7 -5 Compute 2(2A - 3B) if matrix A = and matrix B = %3D 3 - 4 2. 2(2A - 3B) = (Simplify your…

A: Multiply A by 2A=433-42A=2433-42A=866-8Multiply B by -3B=-7-52-4-3B=-3-7-52-4-3B=2115-612

Q: Find an LU and LDU' factorization of the matrix A. A 435 89 5 8 -3 24

A: Given: A=4358958-324 To find: LU factorization of A LDU' factorization of A

Q: Let B be a 5 x 5 matrix such that each row of B contains every number from the following list…

A:

Q: Express as a single matrix.

A: Given: 12342-437+15-2-3

Q: Determine 3B  if the matrix is    1        5                                                   -4…

A: the matrix B is 15-48 we have to find the value of 3B.   as we know that if we have a matrix A as…