Algebra Crossword Puzzle

4. The set of all solutions of the equation.
5. Any replacement for the variable that makes the equation true.
8. A set of ordered pairs.
9. One of the four regions in the plane determined by the axis in a rectangular coordinate system.
11. An expression consisting of a radical symbol, root index, and radicand.
14. A complex number a + bi with a equaling to 0 and b not equaling to 0.
17. A + B becomes A - B.
18. An expression or proposition asserting the equality of two or more quantities.
19. In a + bi, a.

1. The set of all first components (x - values) in an ordered pair of a relation.
2. Refers to the vertical change between two points on a line that is, the change in y - values.
3. A linear equation in two variables written in the form ax + by = c. With a an be not both 0.
6. The point at which the x - axis and y - axis of a rectangular coordinate system intersect.
7. A set of ordered pairs (x , y) in which each value of the first component x corresponds to exactly one value of the second component y.
10. A polynomial that cannot be factored into factors having only integer coefficients.
12. Writing a polynomial as the product of two or more simpler polynomials
13. Written A U B, is the set of elements that belong to either A or B (or both).
14. Written with the symbol %, means "per one hundred".
15. The number or expression under a radical symbol.
16. The horizontal change between two points on a line that is, the change in the x - values.