1 2 1] 2a. Encode the message The British are Coming using the matrix 2 3 1 |-2 0 1 2b. Decode the message 71, 100, -1, 28, 43, -5, 84, 122, -11, 63, 98, -27, 69, 102, -12, 88, 126, -3, which was encoded using the matrix above.

Q: Perform the row operation R, +R,-R, on the matrix below 3-51 8. 4 2

A: Given the matrix:

Q: Use the inverse of the matrix A= 13 to decode the cryptogram: 51 72 27 38 27 36 38 57 59 81 42 61…

A: We will use the concept of inverse of matrix and then letter coding to decode the message

Q: 4. Martha wants to try encoding words using matrix multiplication. She translates A into 1, B into 2…

A: Given: A = 4579 and W = 89.

Q: 4 2 0 70 all oene tril(A, -1)+ eye(4). The third row of the matrix B is: Given the matrix A: 1 2 -1…

A: Let A = 1111111111111111 tril(A,-1) = 0000100011001110eye(4) = 1000010000100001

Q: decode the message: ng the key matrix A = 2 1] 77 58 28 27 100 73 42 (Note: Use 27 for space AND…

A: The inverse of a square matrix of order two of the form is given by:

Q: 8. Use matrices A, B, and C. Find C + A if you can. A= -5 4 -2 7 -3 5 C= 3 -1 -8 2 1 -6 -3 0 A) -7…

A: Addition of matrix is possible only for same order matrix . Matrix form :.  Column × Row  or C×R

Q: b) If P−¹AP and P-¹BP are both diagonal matrices, show that AB = BA.

A:

Q: O.5 8 니 2 2 2구 9 3 1.5

A: Let  A = 1118422793  and  B = 0.521.5 We have to calculate  A-1B.

Q: Q=matrix(QQ,4,3, [−7,−22,−4,12,137,−13,-18,-213,21,15,115,−5]) print(Q) print() print(Q.rref())

A:

Q: Given that -1 2 -2 1 0 -2 A= 1 and C= -3 2 1 1 -1 3

A:

Q: 4 -1 If A = 3 3 and B = -3 find 1 -1 -2 A ·B, if possible.

A: For the multiplication , the number of column of first matrix must equal to the number of row of…

Q: 6. Compute the product of the following matrices 6 5 - 4 -3 7 6 2 -3)

A:

Q: 1095. 12 -6 18 -9 18 -9 -2 -3 -3

A: Let the given matrix is                 Let the characteristic equation of A is…

Q: Encode the message "CRYPTOGRAPHY" using matrix A. Remember to partition the numerical message into…

A: Given that: Matrix 1213. Message- CRYPTOGRAPHY.

Q: The message 15 16 56 7415 18 43 62 23 28 33 12 - 18 49 630 was encoded with matrix A. Decode the…

A: To decode the message encoded with matrix A, we need to perform matrix multiplication with the…

Q: Use the fact that matrices A and B are row-equivalent. 1 2 1 5 1 2 A = 3 1 7 2 2 -2 11 25 8 -1 8 1 0…

A:

Q: 04 Answer the following: (Choose Four Only) 1- Define a matrix D as the transpose of matrix C. (D…

A: (a). Transpose of a matrix: The matrix obtained by interchanging the rows and columns of the…

Q: QUESTION 2 151 a) Find the rank of the matrix 211 362 b) Decode the message 11,5,5, 16, 27, 9, 20,…

A:

Q: Compute the adjugate -10 6 4 adj -7 9 10 8 -1 7 = of the following matrix: 000 000 000

A:

Q: Compute the following matrix. -3 3 BCHELE -3 1 3 -3 22 -4 -2 1 2 34 56 =

A:

Q: 1. Determine the matrices C = 2A +B and ) = A-3B if 8 -6 -3 1 -2 3 2 -3 -4 A = -6 %3D -1 6. 4 -7. 2…

A: C=2A+B=28-6-31-20-65-1-280+32-3-4302-86-14-7=16-6-31-20-65-1-280+32-3-4302-86-14-7∴C=19-10-9-2-10-10…

Q: Compute the following matrix. 2 -2 [ON + -1 2 3 -1 -4 -3 -3 -3 12 34 5 6 =

A:

Q: Which matrix is not similar to

A: Given that Matrix- X= 011112-12114, A=21-121011114,B=01111411-122, C=0-111-12121-14, D=100030003,…

Q: Find A-E and the elements from the matrices

A:

Q: please help me figure out how to decode this problem. i found the inverse but am unsure where to go…

A:

Q: given matrices to compute the given expression. 9 8 -3 3 -7 5 and B: 8 1 1 O Let A = -2 4 -2 Find…

A:

Q: If we multiply a row in a matrix A by a real number r, JAl changes in r.

A:

Q: 12. Maria has four-digit PIN(Personal Identification Number). She needs to send the PIN to her…

A:

Q: 7-10, find A7, ATA, and AAT. 1 7 1 뎌 2 - 3 1 2 3 2 9 비 10 [1 -2 -3]

A: The transpose of a matrix is the matrix obtained by  interchanging the rows and columns.

Q: 11 4 -1 0 1 -1 2 4 5 6 3 4 0 -4 3 6 3 -7 5 1 -1 6 7 3 -3 -1 -5 2

A: