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Unformatted text preview: 3 5 2 == + y x y x 8 3 2 13 3== + y x y x 4 10 5 2 3 = + =y x y x Try to use your calculator to find the Determinant of: 2 1 5 4 3 2 1 1 1See page 878 – notice how the constant column always replaces the variable that you are solving for in the matrix. Now apply Cramer’s Rule to solve 12 2 5 15 4 3 2 4 =+= += +z y x z y x z y x Homework: p. 881 # 15, 17, 21, 25, 27, 33, 35 Use Cramer’s Rule and show all setups [but find the determinants with your TI]...
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This note was uploaded on 05/13/2011 for the course MTH 98 taught by Professor Johnson during the Fall '09 term at Grand Valley State.
 Fall '09
 Johnson
 Algebra, Determinant, Matrices

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