1.

Apply Cramer’s rule to solve the following equations.

A. X = 1, y = 2, z = -1
B. X = 2, y = 1, z = -1
C. X = 2, y = -1, z = 1
D. X = 1, y = -1, z = 2View Answer
Answer» B. X = 2, y = 1, z = -1


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