Algebra Crossword Puzzle

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Across
  1. 3. the point where 2 axes intersect at their zero points
  2. 5. illustrates how each domain is paired with a range
  3. 6. the vertical # line on a coordinate plane
  4. 8. the lowest y-point to the highest y-point
  5. 9. the inverse of a number
  6. 11. using algebraic methods to find an exact solution of a system of equations
  7. 12. a sentence that contains the symbol <, ≤, >, ≥
  8. 13. to express the product of monomials and polynomials
  9. 15. whole numbers and their opposites
  10. 17. a number on the top right corner
  11. 18. another word for roots and x-intercepts
  12. 19. the lowest point on a parabola
  13. 20. the maximum or minimum point of a parabola
Down
  1. 1. of symmetry: the invisible vertical line that goes through the middle of the parabola
  2. 2. the lowest x-point to the highest x-point
  3. 4. the graph of a quadratic function
  4. 7. the horizontal # line on a coordinate plane
  5. 10. the use of subtraction or addition to solve a system of equations
  6. 14. the highest point on a parabola
  7. 16. rise over run