Easy Math Exercises

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erananoerh7

Mathematics

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2 Questions per page about matrices and system linear equations. It should not take longer than an hour.






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Math 50 – Section 12.2 Solving Systems of Linear Equations by Matrices 1. Use matrices to solve the system: 2 2 3 Name_____________________________ Instructor__________________________ Date______________________________ 5 11 1 2 Solution____________________________ 1 2. Use matrices to solve the system: 3 2 3 2 9 6 1 2 Solution____________________________ 3. Use matrices to solve the system: 3 3 9 6 9 1 2 2 Solution____________________________ 3 Math 50 – Section 12.1b&c Name_____________________________ Solving Systems of Linear Equations by Substitution Instructor__________________________ and Elimination Date______________________________ 1. Solve the following system by substitution: 2. Solve the following system by substitution: 4 3 23 1 2 7 2 2 3 5 11 1 2 1 2 3. Solve the following system by elimination: 3 4. Solve the following system by elimination: Solution____________________________ 4 1 5 29 2 9 2 3 2 1 2 2 Solution____________________________ 3 Math 50 – Section 12.1a Solving Systems of Linear Equations by Graphing Name_____________________________ Instructor__________________________ Date______________________________ 1. Determine whether the given ordered pairs are solutions of the system of equations. 3 2 3 6 (a) (–2, 5) (b) (3,0) 1a. ______________ 1b. ______________ 2. Solve the following system by graphing. 2 7 1 Solution____________________________ 1 3. Solve the following system by graphing: 3 2 5 10 Solution____________________________ 4. Complete the following chart which describes the solutions to a system of linear equations. 2
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