Question

Q 1: Use the formula A^{-1} = 1/det(A) adj(A) To calculate the inverse of the matrix A = [[3, 9, 5], [4, 6, 0], [-1, -3, 2]]

          Q 1: Use the formula
A^{-1} = 1/det(A) adj(A)
To calculate the inverse of the matrix
A = [[3, 9, 5], [4, 6, 0], [-1, -3, 2]]

Added by Barry B.

Calculus: Early Transcendentals

James Stewart 8th Edition

Instant Answer

Solved by Expert Sri K

03/07/2023

Step 1

First, let's write down the given matrix A: A = \begin{bmatrix} 4 & 1 \\ -3 & 2 \end{bmatrix} Now, we need to find the determinant of A (denoted as det(A)): det(A) = (4)(2) - (1)(-3) = 8 + 3 = 11 Show more…

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Q 1: Use the formula A-1 = 1/det(A) adj(A) To calculate the inverse of the matrix A = [[3, 9, 5], [4, 6, 0], [-1, -3, 2]]

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Q 1: Use the formula A^{-1} = 1/det(A) adj(A) To calculate the inverse of the matrix A = [[3, 9, 5], [4, 6, 0], [-1, -3, 2]]

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