Chapter 3 Review
Order by
15 terms
Terms | Definitions |
|---|---|
 system of equations | two or more equations with the same variables |
| consistent | a system of equations that has at least one solution |
| inconsistent | a system of equations that has no solutions |
| independent | a consistent system that has exactly one solution |
| dependent | a consistent system that has an infinite number of solutions |
| substitution method | an algebraic method where one equation is solved for one variable in terms of the other |
| elimination method | an algebraic method where you eliminate one of the variables by adding or subtracting the equations |
| system of inequalities | two or more inequalities |
| constraints | inequalities |
| feasible region | the intersection of the graphs |
| bounded | when the graph of a system of constraints is a polygonal region |
| vertices | where the maximum or minimum value of a related function always occur |
| unbounded | when a system of inequalities forms a region that is open |
| linear programming | the process of finding maximum or minimum values of a function for a region defined by inequalities |
| ordered triple | the solution of a system of equations in 3 variables x, y, and z; written as (x,y,z) |
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