Geometry crossword

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Across
  1. 3. The set of all possible input values(x)
  2. 4. The point where a graph crosses the vertical y-axis
  3. 6. The highest or lowest point on a parabola.
  4. 8. The point (0,0) where the x-axis and y-axis intersect.
  5. 9. The measure of the steepness of a line (rise over run)
  6. 10. A statement comparing two expressions using symbols like <, >, ≤, or ≥
  7. 13. A fixed value that does not change.
  8. 14. A symbol (usually a letter) representing an unknown number.
Down
  1. 1. A statement that two expressions are equal.
  2. 2. A relation where every input has exactly one output
  3. 5. The set of all possible output values(y)
  4. 7. A polynomial with exactly two terms (e.g., x + 5)
  5. 9. To write an expression in its shortest, most basic form
  6. 11. A mathematical phrase containing numbers, variables, and operators (no equals sign.
  7. 12. A single number, variable, or numbers and variables multiplied together.