3. Find the determinant given that A is a 3x3 matrix for which det(A) =7 Ca) det(3A) (b) det(A¯1) (c) det(2A-1) (d) det((2A-1))

Q: If the determinant of a 4 x 4 matrix A is det (A) = 4, and the matrix D is obtained from A by adding…

A: As we know that applying row(column) operation value of determinants will not changed.

Q: 20. Evaluate the determinant of the matrix. 1 2 1 -3 -1 1 B iU Font Family - AA A * 三,= 三グ

A: Find the determinant of the matrix as shown below.

Q: of [ $ Example 29 a If the determinant of 5-3 3 is equal to 21, what is the value of x?

A: Since the student has posted multiple questions and does not mention any specific question, so we…

Q: 1.Find the determinant of the matrix. 1 -2 3 2 0 -1 - 3 1 1

A: The given matrix is : A=1-2320-1-311 We want to find determinant of A.

Q: 2.3 Find the determinant of the matrix B below  B = ( 2 1 1 0 5 −2 1 −3 4 )

A:

Q: -5 3 1 M = 1 1 -4 3 1]

A:

Q: 2. Use any method to evaluate the determinant of the given matrix. 1 0 0 0 1 0 0510 A = B = -2 8 3 0…

A: We have to find determinant of matrix A and B:

Q: 6. Suppose that a 3 x 3 matrix A has its three rows given by vectors u, v, and w in this order (that…

A: We need to solve for Q 6 part b we are given det(A)=4 where A is 3×3 matrix.

Q: 1. Use the Diagonal Method to evaluate the value of the determinant: 3 4 2 -1 – 3 1 - 2 2 3 -1 1 2…

A:

Q: What is the cofactor of the entry a3,1 of the given determinant ? 3 -2 1 A = |-1 2 -4 -3 5 A. To

A: D)  option D is correct.

Q: Find the determinant of the matrix |1 -2 0 0 4 3 5 0 0 2 7 5 0 2 4

A:

Q: 4 4 A = 1 0 What is the determinant of A?

A:

Q: If the determinant of a 5×5 matrix A is det(A)=8, and the matrix C is obtained from A by swapping…

A: The determinant of a 5×5 matrix A is detA = 8 Formula Used: detC = -detA To evaluate: The value of…

Q: A 3 x 3 matrix M is given as (x 1 x-1 M 16. =2 1 1 x zero, then A 2x2 - 3x - 1 = 0 B 2x2 + 3x + 1 =…

A:

Q: 3. (a) Find the determinant of the matrix A below. 1 0 -1 0 0 1 1 0 -1 A =

A: The determinant value of the matrix abcpqrmno is aqo-nr-bpo-mr+cpn-qm when expanded about the first…

Q: For the matrix 7 A= 4.5 11.1 1 The determinant of matrix is=

A: To find the determinant of the Matrix

Q: 3. (a) Find the determinant of the matrix A below. '1 0 -1 A =0 0 1 10 -1

A: Since you have posted a question with multiple sub-parts, I will solve the first three subparts for…

Q: 4.- Using Sarrus's rule, obtain the determinant of the given matrix. 2 -1 3 [A]: -1 %3D 2

A:

Q: -2 Find the determinant of matrix A = 3 3 det(A) %3D

A: In the given matrix,

Q: Use the method demonstrated in Example 5 to find the determinant of the matrix. 3 9 -6 0 -7 4 9 1 8.

A: Topic  = Matrix

Q: Given, A = 3 11 0 4 0 1 -1 1 Compute the determinant of A. Round your answer to the nearest whole…

A: Given A = 131040-1-11

Q: Q1: The determinate of Matrix A is: * 3 -2 A=[1 4 0.5] 2 O (a) 16.5 O (b) 1.5. O (c) 11

A:

Q: 4. Find determinant for the following matrix: 4 4 3 1 -2 -5 -7 -3 1 -2 -1 4-

A: To find the determinant of the given matrix

Q: 6. Suppose that a 3 x 3 matrix A has its three rows given by vectors u, v, and w in this order (that…

A: We need to solve Q 6 part a for which we will use the properties of determinant.

Q: ( Previous If the determinant of a 5 x 5 matrix A is det(A) = 2, and the matrix D is obtained from A…

A:

Q: Evaluate the determinant of A by using elimination method. 20 3 2 5 1 2 4 3 0 1 2 A = 5 3 2 1

A: Given: A=2032512430125321 Applying R2→R2-52R1, R3→R3-32R1,  R4→R4-52R1 Then the matrix A reduces to…

Q: Q1. Find determinant of the matrix 4 -1] а) 2 2 2 0 -1 4] -1 2 b) 3 3 0 1 2 2 3 1 -1 1 -1 1 -1 1 c)…

A: According to guidelines, we solve only first 3 parts, thank you.

Q: - 3 Given that 5 0 - 4 = 28 -1 -2 -2 |2 1 4. state the value of the following determinants without…

A: Determinant

Q: Find the determinant of the matrix: 1 0 2 4 0 1 3 A = -1 1 4 2 3 0-1

A:

Q: 6. a) Find the determinant of matrix Q, where matrix Q = 4 -6 -7 0 5 1 3

A: Part a)

Q: Compute the determinant of the matrix 4 -1 2 O -9 2 None of the others

A: This question is related to determinant and matrix, We will solve it using given information.

Q: 1. Combine the methods of row reduction and cofactor expansion to compute the determinant. 3 4 -3 -1…

A: The determinant is, 34-3-1301-3-60-4368-4-1To solve this determinant using combine method of row…

Q: 2. If the determinant of a 5×5 matrix A is det(A)=6, and the matrix C is obtained from A by swapping…

A: As per Bartleby guidelines for more than one question asked only one is to be answered please upload…

Q: (1 point) If the determinant of a 5 x 5 matrix A is det(A) = 9, and the matrix B is obtained from A…

A:

Q: 4. Calculate the determinant 1 2 1 15 5 -3 4 of the matrix below. 1-2 1 -1 1 2 3 -3 -1 2 -1 3 3 1 2…

A: Let A=11-213-12-1121-313-3-12152-1-121-3-12313431-6-3-2

Q: Compute the determinant of the matrix by cofactor expansion. T-4 3 -3 2] 0 -1 0 3 0 0 0 -3 1 4] 2 -2…

A:

Q: Expand the determinant 2 3 4 A = 1 5 3 by Rule of Sarrus. 3 0 5

A:

Q: Find the determinant of the matrix after introducing zeros.

A: Make a zero in second and fourth row by certain row operations,…

Q: 2 -3 3 1 4. Compute the determinant of A via reduction to triangular form. -1 -3

A:

Q: 8. Let A and B two 5 x 5 matrices of determinant 3 and 2. Compute: (a) |AB| (b) |2A| (c) |B-1| (d)…

A:

Q: If the determinant of a 4×4 matrix A is det(A)=2, and the matrix D is obtained from A by adding 5…

A: Given det A= 2  D can be obtained by adding 5 times the third row to the second in A  See the…

Q: If the determinant of a 4 x 4 matrix A is det(A) = 7, and the matrix B is obtained from A by…

A:

Q: [1 1 1] The qr-factorization of the 3 x 3 matrix B is QR where R = 0 2 2 0 0 3 absolute value of the…

A: If A∈Rm×n has linearly independent columns then it can be factor as A=QRwhere'Q is m×n…

Q: If the determinant of a 3×3 matrix A is det(A)=2, and the matrix B is obtained from A by multiplying…

A: the determinant of a 3×3 matrix A is det(A)=2, and the matrix B is obtained from A by multiplying…

Q: 1. (10 pts.) Compute the determinant of 2 0 0 0 -3 2 2 1 4 0 -3 -2 3 3 0 -1 0 0 6 0 -1 0

A: We will expand along that row in which there is only one non zero entry

Q: [4 2 4 Q1\ Assume A x 0 6 [4 6 4] 1- Find value of x that made A symmetric matrix 2- Find cofactor…

A: Note the result related to matrix : Consider A is square matrix . If A is square matrix then   for…

Q: ) If the determinant of a 4 x 4 matrix A is det(A) = 10, and the matrix B is obtained from A by…

A: The objective is to find the determinant of B.

Q: 1. Use your knowledge of how elementary row operations affect determinants to find the determinant…

A: Follow the steps to reduce into echelon form. Operate only rows not coloumns.

Q: 2. Find the determinant of matrix D using the three methods. 6, 4 2 7 -9 4 det. D = 18 -3 3 8 9 3

A:

Q: 2. For the set of equations 2x, + 5x, = 1 2x, + x, + x, = 1 3x, + x, = 2 (a) Compute the…

A: