Across
- 1. equation, an equation whose graph is a line.
- 3. inequality, consists of two separate inequalities joined by and or.
- 5. one variable is the set of points that represent all solutions of the inequality.
- 7. inequalities that have the same solutions.
- 8. an ordered pair that is a solution of each inequality in the system.
- 10. a mathematical sentence formed by placing the symbol= between two expressions.
Down
- 2. inequality, inequalities that have the same solutions.
- 4. a mathematical sentence formed by placing one of the symbols <,<,>, or > between two expressions.
- 6. deviation,the absolute deviation of a number x from a given value is the absolute value of the difference of x and the given value.
- 9. for the numerical data set x1, x2,..., xn, the mean, or average.