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8.1 Matrices and Systems of EquationsEssential Question: How do you use matrices to solve systems of equations?
What's a matrix?
Matrix Order
________ x _______Ex. 1)
The Augmented Matrix
Watch out for missing variables!
Elementary Row Operations1.
2.
3.
Ex. 2) Elementary Row Operations
Ex. 3) Determine the row operations performed and fill in the blanks.
Ex. 4) Solve the system using matrices.
Assignment:
8.1 p. 582 #4, 5, 9, 11, 15, 19, 53, 59
Quiz Monday!
7.2 Solutions
7.3 Solutions
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