Across
- 4. the equation of a straight line in the form y = mx + b where m is the slope of the line and b
- 7. a variable is a quantity that can be changed and is not fixed
- 10. A fixed value
- 11. x-coordinate of a point where a line, curve, or surface intersects
- 12. a relationship between two expressions or values that are not equal to each other
- 14. Reciprocal of a non-zero real number “n” is given by 1/n
- 15. an equation where variables represent known values
- 16. an expression, rule, or law that defines a relationship between one variable
- 17. The difference between the lowest and highest values
- 20. variable that does not depend on any other variable for its value
Down
- 1. is the ratio of the rise to the run, or rise divided by the run
- 2. property that defines how multiplication operation is distributed over addition and subtraction
- 3. two or more inequalities joined together with or or and
- 5. variable is a quantity that can be changed and is not fixed
- 6. an expression which is made up of variables and constants
- 8. a variable (often denoted by y ) whose value depends on that of another
- 9. the equation of a straight line in the form y — y1 = m(x — x1
- 13. is the point where the graph intersects the y-axis
- 18. a form of writing equations, numbers, or expressions using a certain set of rules
- 19. domain of a function is the set of its possible inputs