###### Exercise 2

Include an example of an appropriate matrix as you justify your responses to the following questions.

Suppose a linear system having six equations and three unknowns is consistent. Can you guarantee that the solution is unique? Can you guarantee that there are infinitely solutions?

Suppose that a linear system having three equations and six unknowns is consistent. Can you guarantee that the solution is unique? Can you guarantee that there are infinitely solutions?

Suppose that a linear system is consistent and has a unique solution. What can you guarantee about the pivot positions in the augmented matrix?