Verify AB = BA for the matrices below. – sin a cos B - sin sin B CO A | A = and B sin a CO A Cos 3

Q: Verify AB = BA for the matrices below.

A:

Q: 1. Solve for the determinants of matrix A i19769 13i -2 A = -13 < 180° (1+ 21)? 3 +i In(3 + 7i) el…

A: First we have to find all the values of the elements of the given matrix. We know that i=-1Then,…

Q: - ; Let A be a square matrix such that A? – 7A+ 81 = 0 (where I and 0 are the identity and zero…

A:

Q: cose -sin0 and a 6. The matrices sin 0 cose commute under multiplication (a) if a = b or ) = nm, n…

A:

Q: N 3 -1l Find the adjoint of A: A =| 1 6 3.Then verify that A (adj A)= (det A)I. 2 -4 0

A: Verification:Compute adj(A) as follows.

Q: Find det A using the method of cofactors and the sign matrix. 2 2 6 A = 0-8 6 - 2 0 1 det A =…

A:

Q: Find the inverse of the matrix B= B-1 = bsin (a) f dr 7 = 4 1 -2 3 3 -3 -2 -3 3 00 € Ω Use B-1 to…

A: To find the inverse of the matrix By using  to solve .

Q: Find the inverse of the matrix B = B-1 = ab sin (a) Use B x = 1 di sin (a) f to solve BT 8 f ?х = 8…

A:

Q: A is 2 by 3, B is 3 by 2, C is 3 by 4, D is 2 by 4. All entries are 1. Determine if the following…

A: A matrix multiplication is defined only when number of columns in the first matrix is same as the…

Q: 1.19 Assume that h: R² R³ is determined by this action. (1) - (9). 2 Using the standard bases, find…

A:

Q: 1. Verify whether the two given matrices are similar. To justify your answers perform suitable…

A:

Q: Find the inverse of the matrixA, if it exists. Next Question 5 -2 3 A = 5 -1 6 10 -3 9 OA. O B. A-1…

A: Topic = matrix Correct option = B

Q: Tell whether the matrix is inverses. (Yes/No) Гз 11 Го 1 11. 12. l -3

A: Consider the property for the matrix A and inverse matrix. A⋅A−1=Iwhere, I=1001

Q: Find the inverse of A 1 1 16 2 5 3 1 1 1 2 02 2 3 1 3 3 59 3 2 7 1 3 using the cofactor method.

A:

Q: Find the determinant of each of the following Matrices. D=4 7 0 1752 T 20 C= 1 2 3 100 201 302 300…

A: We have to find the determinant of each of the following matrices. C = 123100201302300600903D =…

Q: Find the cofactor matrix of the following matrix 1 0 1 A = 4 -2 5 1

A:

Q: - 5 1 4 2 1 0-3 -4 Add: -6 -1 -5 6 4 7 0. -2

A:

Q: Determine whether B is the inverse of A." 1 2) A = 10 1 В 0 1 -1 0. -1 10

A: Given, A=10    1−1    0,B=0    1−1    10 A matrix B is the inverse of matrix A if BA=I , where I is…

Q: Check whether the two matrices are inverses of each other. 21 -2 1 and 3 4 1.5 -0.5]

A:

Q: A= 0000 0100 0010 0001 Find the cofactor с 1,1

A:

Q: Determine whether b is in the column space of A. 1 2-37 A= 1 4-6, b = -2 -3-2 5 O Yes No

A: We will use reduced row echlon form to check b is in column space of A or not

Q: Let Z= (3 – 4i)(4+ 5i), Find the conjugate of Z. %3D 28 + 4i 32 +i 28 – 4i 34 – 2i 32 – i

A:

Q: Determine whether b is in the column space of A. 1 2-3] A= 1 4-6, b = b- -3-2 5 O Yes O No

A: We want to find the given statement is true or false.