algebra crossword

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Across
  1. 2. A condition that a solution must satisfy
  2. 7. in the Quadratic Formula, the expression under the radical sign that provides information about the roots of the quadratic equation
  3. 8. the sum of two monomials
  4. 10. The set of the first numbers of the ordered pairs in a relation
  5. 11. A system of equations with at least one ordered pair that satisfies both equations
  6. 12. A graph or table that shows the theoretical frequency of each possible data value
  7. 13. an error that results in a misrepresentation of a population
Down
  1. 1. when a change in one variable produces a change in another variable
  2. 2. the numerical factor of a term
  3. 3. the edge of the graph of an inequality that separates the coordinate plane into regions
  4. 4. a line that a graph approaches
  5. 5. a transformation that stretches or compresses the graph of a function
  6. 6. in a power the number being multiplied by itself
  7. 9. the nearness of a measurement to the true value of the measure