Suppose an n x n matrix A has determinant equal to 1. Which of the following statements is true? Check the correct answer(s) below. OA. The system Ax = b has a unique solution for all b in R B. The matrix A is singular. Oc. The reduced row echelon form of the matrix A is the identity matrix D. The homogeneous system Ax = 0 has infinitely many solutions

Q: 2 -4 2 if A-1=0 3 %3D 0 0 3 -

A: 1. Given that, A-1=2-4203600-3 Then we get, det A-1=2-4203600-3=2-9-0--40-0+20-0=-18

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Q: A. Let R be a relation on set A. A={x :xeJ and 0 sx s 12), and R={(a,b) : la - b| is multiple of 4}.…

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Q: Please find the question attached.

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Q: Use an inverse matrix to solve each system.

A: a) 2x+3y +z = -1       3x+3y +z = 1     2x+4y +z = -2 b) 2x+3y +z = 4      3x+3y +z = 8     2x+4y +z…

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A: Option (c) is correct.

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