Unit 1 & 2 Vocabulary

Edit Answers
123456789101112131415161718192021222324
Across
  1. 2. the branch of mathematics that deals with relationships between numbers, utilizing letters and other symbols to represent specific sets of numbers, or to describe a pattern of relationships between numbers.
  2. 6. the point at which a line crosses the x axis
  3. 7. A pair of numbers, (x, y), that indicate the position of a point on a Cartesian plane.
  4. 8. function a function that makes a straight line
  5. 9. Any mathematical sentence that contains the symbols > (greater than), < (less than), < (less than or equal to), or > (greater than or equal to).
  6. 10. a term that has a fixed value and does not contain a variable
  7. 11. the point at which a line crosses the y axis
  8. 13. a number that multiplies a variable; the number in front of the variable
  9. 14. a linear equation written in the form y = mx + b
  10. 15. variable A variable in an equation that may have its value freely chosen without considering values of any other variable.
  11. 18. mathematical expression sentence that includes at least one operation and a variable
  12. 22. to find the numerical value of an algebraic expression
  13. 23. opposite or reverse
  14. 24. a letter that represents an unknown number
Down
  1. 1. A rule of matching elements of two sets of numbers in which an input value from the first set has only one output value in the second set.
  2. 3. a mathematical statement in which two quantities are equal.
  3. 4. A function of the form y = a•bx where a > 0 and either 0 < b < 1 or b > 1. The variables do not have to be x and y.
  4. 5. mathematical sentence that includes operations and numbers
  5. 12. The set of x-coordinates of the set of points on a graph; the input in a function or relation.
  6. 14. the ratio of vertical change to horizontal change between two points
  7. 16. a variable that depends on one or more other variables.
  8. 17. The sum of the lengths of the sides of a polygon.
  9. 19. the y-coordinates of the set of points on a graph; the output in a function or a relation.
  10. 20. to replace one element of a mathematical equation or expression with another.
  11. 21. parts of an expression or equation separated by an operation sign