madisyn

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Across
  1. 2. the vertical line on a graph that runs from bottom to top
  2. 5. there is no value for the variable(s) in an equation (or system of equations) that will make the equation true
  3. 7. a function is decreasing on an interval if its output values decrease as its input values increase within that interval
  4. 9. a measurement of its steepness, also known as its gradient or incline
  5. 10. the difference between the highest values and lowest values in a given set of numbers
  6. 13. when there's only one specific value of the variable that makes the equation true
  7. 15. the horizontal plane of a graph in a Cartesian coordinate system
Down
  1. 1. a number that is expressed as the ratio of two integers, where the denominator should not be equal to zero
  2. 3. the point where a line or curve intersects the x-axis on a graph
  3. 4. a number that when multiplied by itself produces the original number
  4. 6. a number representing an empty quantity
  5. 8. a real number that cannot be expressed as a fraction or ratio of two integers
  6. 11. the point where a line or curve crosses the y-axis on a graph
  7. 12. the set of values that we are allowed to plug into our function
  8. 14. something is becoming larger in size, quantity, or value