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Que. Consider the following system of equations in three real variables x1, x2 and x3:

2x1 - x2 + 3x3 = 1
3x1- 2x2 + 5x3 = 2
-x1 + 4x2 + x3 = 3

This system of equations has
a. no solution
b. a unique solution
c. more than one but a finite number of solutions
d. an infinite number of solutions
Answer:a unique solution
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