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Quiz 2
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Question 1
Your answer is CORRECT.
Write the augmented matrix corresponding to the given system of equations:
(Note: The dotted vertical line in each matrix below should be a single vertical
line.)
a)
b)
c)

Question 2
Your answer is CORRECT.
Write the system of equations corresponding to the given augmented matrix:
(Note: The dotted vertical line in the matrix above should be a single vertical line.)

Question 3
Your answer is CORRECT.
Which of the following matrices are in row-reduced form?
(Note: The dotted vertical line in each matrix should be a single vertical line.)