If A is an nxn invertible matrix, then Select one: -1 a. A"= det(A)/adj(A) -1 b. A"= -1*det(A)/adj(A) -1 n c. A" = -1*det(A)/adj(A)" -1 d. A"= adj(A)/det(A)

Q: 1. Consider the matrices A = G ), B = (,) and C= (-1 0 5) (a) Evaluate (AB)C and A(BC). Check that…

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Q: Demonstrate that A A-1 = A-1 A = I

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Q: [3] 37 Let A = Write 2A. Is det(2A) equal to 2det(A)?

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Q: Find a matrix A such that 2A-3B+5C=0 -2 Where B= 2 0 3 1 4 [2 0 -2 andC = 7 1 6

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Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.