Across
- 6. a surface of which one end or side is at a higher level than another a rising or falling surface
- 8. the difference between the highest and lowest values
- 10. a math question written as one sentence
- 12. to combined numbers together
- 13. passes vertical line test
- 14. a value that can be multplied by itself to give the orignal number
- 15. the set of values that we are allowed to plug into our function
Down
- 1. defines the relationship between two different sets of information
- 2. a symbol (usually a letter) standing for an unknown number
- 3. the point where a line crosses the y-axis
- 4. taking away a number or amount
- 5. a polynomial equation of a second degree
- 7. the process of equating one thing with another
- 9. to answer a math problem
- 11. an equation that takes two or more steps to solve
- 13. to express it as a product of whloe number