Evaluate the element a23 in the matrix A given by: a11 a12 a13 a21 €22 a23 a31 a32 A = where: A = BC and: B = and C = 1 2 (9) 4 с d 7 8 e a33 10 13 -2 f g -5 11 20 where a = 1, c = 8, d = 4, e = 1, f = 2, g = -4 Give your answer as an integer

Q: Use the following matrix. 10-2 3 2 A = 1 40 3 ? What is the element a 31? a31

A: The given matrix is A=10-2321403. We have to find the element a31.

Q: Find the following matrices where A = a. A+B b. A-B 47 c. - 5A and B 39 d. 2A + 3B

A:

Q: Perform the following operations: A B =[ Let A and B be the following matrices. B. A = A = [-5 9 -8…

A: We will perform the given matrix operations.

Q: Let A be a m x 3 matrix with columns V₁, V2, V3. Find A0, A (-0. and A 0

A:

Q: Let A and B be the following matrices: A B = 4 5 Find the sum A + B : = 2 -3 -3 4

A: Given the matrices A=2-3-34 and B=5145. We have to find the matrix A+B.

Q: Let A = {ª₁,2,ª3} and B = a₁ =3b₁ b₂, a₂ = − b₁ + 5b₂ + b3, a3 = b₂ − 2b3. a. Find the…

A: a. Find the change-of-coordinates matrix from A to B.b. Find [x]b for x = 2a₁ +3a2+ a3.

Q: Consider the following matrices: 4 4-[ A = 1 Find a matrix B such that and a matrix C such that 5 4…

A:

Q: Find the LU factorization of the following matrix: 203 1 3 1 01 1

A: