Vocabulary Words

3. The highest point of a parabola is also known as the ____.
4. The set of all possible input values (x).
5. A relationship between a set of inputs and "outputs."
8. The "opposite" of something, usually used in dividing fractions.
11. If a quadratic equation is in its standard form its _____ is b2-4ac.
16. A mathematical phrase that contains ordinary numbers, variables (x/y), & operators (+,-,x,÷)
19. Ex: 4, 9, 16, 25. (two words)
22. A solution of the simplified form of an equation that doesn't satisfy the original equation. (___ solution).
26. The representation of a number using letters.
27. The set of all possible output values (y).
29. A line containing x & y axes.

1. The symbol used to find the square root of a number.
2. An algebraic expression consisting of one term.
5. The act or process of separating an equation, or formula into smaller parts.
6. The maximum or minimum of a parabola.
7. An algebraic expression consisting of several terms.
9. Any function which can be written as the ratio of two polynomial functions.
10. Also known as the greatest common divisor-- (acronym).
12. The lowest point of a parabola is also known as the ____.
13. An x-value that makes the function equal to 0.
14. The x-coordinate of a point where a graph intersects at the x-axis.
15. The y-coordinate of a point where a graph intersects at the y-axis.
17. Taking the ____ of a number (radical!) -- two words.
18. U-shaped curve on a graph?
20. A polynomial with degree 2.
21. A statement that the values of two mathematical expressions are equal (=).
23. A polynomial with three terms.
24. Another word for "answer." The _____ to a problem.
25. Parts of an expression or series separated by + or - signs.
28. A diagram that represents a system of connections between two things. (hint: parabola, slop)