Question

How many free variable does each augmented matrix have?

Answer 1

Answer:

Hey dear... ❤✌

Step-by-step explanation:

Answer...

In this system, all four variables are leading variables.

This is always the case for a system which has a unique solution : that each variable is a leading variable,

i.e. corresponds in the RREF of the augmented matrix to a column which contains a leadin

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