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Across 2. A problem that has infinitely many solutions 4. The overlapping region that shows the numbers that are solutions of both inequalities 5. Vertical line that divides a parabola into two symmetrical halves 8. The Highest or lowest point on a parabola 9. A system that has no solution 10. When two simple inequalities are combined into one statment by the words AND or OR 11. When written in standard form, the cofficient of the first term 12. A member of the set of whole numbers and their opposites 14. A measure of the steepness of a line 15. A monomial or a sum or difference of monomials 16. The combined regions that shows the numbers that are solutions of either inequality 18. An x-value that makes the function equal to 0 19. A number, a variable, or a product of numbers and variables with wholenumber exponents 20. A problem that has exactly one solution

Down 1. The degree of the term with the greatest degree 2. The sum of the exponents of the variables 3. A set of two or more linear equations containing two or more variables 6. A method of writing numbers that are very large or very small 7. Any function that can be written in the standard form y=ax2 + bx +c, 13. The graph of a quratic function is a curve 17. The small number to the left of the radical symbol that tells which root to take