Algebra 1 Vocabulary crossword

3. the product of the units of each vector
4. a straight line that minimizes the distance between it and some data.
8. an expression, equation, function or polynomial involving only one variable.
14. an equation in which two ratios are set equal to each other.
15. the difference between the highest values and lowest values in a given set of numbers.
16. replacing the variables in an algebraic expression, equation or inequality.
18. an algebraic equation where each term has an exponent of 1 and when this equation is graphed, it always results in a straight line.
19. a variable that does not depend on any other variable for its value.
22. the graphs that present the relationship between two variables in a data-set.
24. a straight line that makes the right angle (90 degrees) with the other line.
26. the mathematical expressions in which both sides are not equal.
27. those which are greater than zero.
29. an equation of a line written using one point on the line and the slope of the line.
31. how fast something is changing in relation to something else.
32. a technique that involves manipulating a system of equations algebraically to eliminate one of the variables, leaving only one variable to be solved.

1. the equation of a straight line in the form y = mx + b.
2. the relationship between variables.
5. the general name for maximum and minimum points.
6. the part of mathematics that helps represent problems or situations in the form of mathematical expressions.
7. two or more lines that are always the same distance apart and never intersect, even if they are extended infinitely in both directions.
9. one shape becomes exactly like another when you move it in some way: turn, flip or slide.
10. an equation for which any x that can be plugged into the equation will yield exactly one y out of the equation.
11. a real quantity having a value less than zero ( < 0 ).
12. a mathematical term for a system of equations having no solution.
13. the one that depends on the value of some other number.
17. a two-dimensional plane formed by the intersection of two number lines.
20. equation is such which does not form a straight line.
21. an algebraic function where the dependent variable can be explicitly expressed in terms of the independent variable.
23. if a system has at least one solution.
25. involves analyzing two separate variables and is used to determine whether or not two variables are related.
28. the set of values that we are allowed to plug into our function.
30. the point where the line or curve crosses the axis of the graph.