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Determinants Answers

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Use the determinant of the coefficient matrix to determine which of the following linear systems have unique solutions.

A
Option
Option A
B
Option
Option B
C
Option
Option C
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Which of the following did your answer include?

A
The determinant is 8.
B
The determinant does not depend on the variables in the matrix.
C
When there are zeroes below the main diagonal, the determinant is the product of the diagonal.

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