Equations are linearly dependent, in a system of linear equations, if – McqOptions

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1.	Equations are linearly dependent, in a system of linear equations, if and only if?
A.	A<sup>-2</sup> must exists
B.	A<sup>-1</sup> does not exist
C.	A<sup>-3</sup> does not exist
D.	A<sup>-4</sup> must exist
Answer» C. A<sup>-3</sup> does not exist

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