Solve the following systems of equations using Cramer's Rule (if possible). (a) 2x1 +
Chapter 3, Problem 12(choose chapter or problem)
Solve the following systems of equations using Cramer's Rule (if possible). (a) 2x1 + 7x2 + 3x3 = 7 Xt + 2X2 + X3 = 2 x1 + 5x2 + 2x3 = 5 (b) 3X1 + X2 -X3 = 7 Xt + 2X2 + X3 = 3 2x1 + 6x2 = -4 (c) 3x1 + 6x2 - x3 = 3 x1 - 2x2 + 3x3 = 2 4x1 - 2x2 + 5x3 = 5
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