Algebra Crossword

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Across
  1. 6. x-coordinate where a graph crosses the x-axis
  2. 8. Problems that involve two people working at different rates
  3. 10. When the graph of a system of constraints is open
  4. 13. logarithms of base 10
  5. 14. When the graph of a system of constraints is a polygonal region
Down
  1. 1. the set of x values to be evaluated by the function
  2. 2. the y-coordinate of a point where a graph crosses the y-axis
  3. 3. An x-intercept of the graph of a function
  4. 4. The number of standard deviations that a given data value is from the mean
  5. 5. A measure that describes a characteristic of a sample
  6. 7. The sum of three monomials
  7. 9. The sum of two monomials
  8. 11. An error that results in a misrepresentation of a population
  9. 12. the expression under the radical sign that provides information about the quadratic equation