Find the value of x for the given matrix below if the element (1,1) of its inverse is 1/141. Matrix B = 3 1 2 1 X ال 3 1 3 3 2

Q: -2 1 3 2 0 8 The matrix A = -4 1 12 2 0 –10 -4 2 7 can be written as A = LU, where L is a Lower…

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Q: 4. 1 -₁ 3 Let B= a. 2 -1 Find B¹ using the formula for the inverse of a 2x2 matrix. b. Find the…

A: Inverse of a

Q: 2. Assume that all the operations are properly defined, solve the following equation for the unknown…

A: NOTE: Refresh your page if you can't see any equations. .

Q: If matrix A is 12 xc and matrix K is 4 x t, their product AK is r x 7, what are the values of c, t,…

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Q: t matrix B= 5-21 4-2 what is The 2. 3. 1-12 -12 reduced Yow echelon form of 6 B.

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Q: Some of the entries of the 3 x 3 matrix A are known as A -1 1 If det (A) = -–6 and A-1 find x.

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Q: Find the matrices of x and y if. 2x- y = [ -6 3 2 I and x+2y = 1

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Q: Find the inverse of the given matrix using Adjoint Matrix: 1 -1 0 0 -1 2 -1 0 0 -1 2 -1 0 0 -1 2

A: We know A-λI = 0 A-λI =    1-1   0   0-1   2-1   0  0-1   2-1  0  0-1   2-λ1000010000100001 = 0

Q: a- B-2 3] and Given matrices Find CAB 3

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Q: Determine the cofactor of 2 in the matrix A = 1 9. 7 4 O-4 3. O -3 2.

A: Cofactor of any element aij is the determinant of the matrix formed by deleting row i and column j…

Q: Find the matrix A if 4 1     −1 3A =  3 4     1 2. A =

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Q: Q3A. Compute b11 for the inverse matrix B-¹. B O - 2 -5 2 -6 -3 12/07 -1 1 3 12/07

A: B-1 can be calculated by calculating determinant of a matrix and then dividing adjoint of the matrix…

Q: Q4. Determine and verify the inverse of the following matrix A=1 3 2 I 2 5

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Q: Find the inverse of the matrix if it exists, A= 2 4 1 -1 1 -1 1 4 0

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Q: If D = diag(2, -1, 0) and M is a 3 x 3 matrix, describe how the rows and/or columns of DM are…

A: Given thatdiag and M is 3×3 matrixWe have to describe how the rows and/or columns of DM related to…

Q: lue of x, if the g 5 10 is singula

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Q: Show that the matrix TR2 is the inverse matrix of (R-1)²T-1.

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Q: Find the inverse of the matrix, if it exists. A = Cmatrix ((0 -1)(-3 6)) Select one: [-1 0 O B. -1…

A: To find inverse of the matrix.

Q: Let the matrices A=([x+y,5],[3,x-y]),B=([3,5],[3,1]). If A=B, then x - y is ?

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Q: Let A be a 4 × 4 matrix. Suppose det (2A) = 12. What is det A?

A: A be a 4×4matrix such that det2A=12 To evaluate: The value of detA Formula Used: For n×n matrix,…

Q: Find the value of x if the matnx 1 5] 4 is Singular 2. A = -3 6. 2

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