Across
- 5. in linear programming, the linear inequalities that form a system
- 8. of three linear equations in three variables-systems of three linear equations in three variables.
- 9. of two variables- a linear equation in x, y, and z; when you solve for z and replace z with f(x, y)
- 11. coordinate system-
- 13. region graph of the system of constraints
- 14. of a system of linear inequalities- the graph of all solutions of the system
Down
- 1. of a system of linear equations- an ordered triplet (x, y, and z) is the solution of all three equations.
- 2. three axes, taken two at a time, determine three coordinate planes that divide space into eight
- 3. triple- a set of three numbers of the for (x,y,z) that represents a point in space.
- 4. a vertical line through the origin and perpendicular to the xy-coordinate plane in a three-dimensional coordinate system.
- 6. finding the maximum or minimum value of some quantity.
- 7. method-A method of solving algebraic equations by replacing one variable with an equivalent quantity in terms of other variable(s) so that the total number of unknowns will be reduced by 1.
- 10. function subject to a system of linear inequalities called
- 12. equations in three variables- x,y, and z is an equation of the form ax+by+cz=d