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**Unformatted text preview: **5 17 1 1 y x -= 5 14 5 17 y x Ex . Find the solution to the system: 11 4 2 2 4-=--= + y x y x . Ex . Find the solution to the linear system of three equations. The method is the same. 1 3 9 7 3 2-=--= + + =--z y x z y x z y x Find the inverse of the three by three matrix. To use the GDC, enter the coefficient matrix into [A], enter the right hand side into [B]. Then multiply B A ×-1 to obtain the solution. Ex . Use the GDC to find the solution to the system below. 540 5 2 4 460 3 4 2 150 = + + = + + = + + z y x z y x z y x Assign: MM Exercise 27.5 #1 manual evens, GDC odds, 4...

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