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Learn how to use matrices to solve systems with three variables, a rectangular array of numbers, dimensions rows × columns. Solve systems efficiently by applying matrices to find solutions. Practice exercises on pages 179: 15-20, 24-27, 32, 33, 36, 37.
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3-6Systems with Three Variables Objective: I can use matrices to solve systems.
Matrix: • A rectangular array of numbers. • Dimensions: rows × columns Matrix Name
Solve each system using matrices Solution:( , ) Solution: ( , , )
Solve each system using matrices Solution:( -1.5, -0.5) Solution: ( -2 , 3, 5) p.179:15-20, 24-27, 32, 33, 36, 37