Matrices Unit Test

Name the order of this matrix.

• 3x1

• 1x3

• 3

• 1

If A and B are symmetric matrices of same order, then AB - BA is

• Skew-symmetric Matrix

• Symmetric Matrix

• Zero Matrix

• Identity Matrix

• None of these

When setting up Cramer's Rule, what is the 2x2 determinant for the denominator for the x in the system?

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