algebra crossword

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Across
  1. 2. the measure of the tangent of the angle made by the line with the x-axis
  2. 7. (such as the 2 in x2) says how many times to use the value in a multiplication.
  3. 9. a relationship or expression involving one or more variables
  4. 10. a statement that the values of two mathematical expressions are equal
  5. 11. difference between the lowest and highest values
  6. 12. either a single number or a variable, or numbers and variables multiplied together.
Down
  1. 1. a number used to multiply a variable
  2. 3. the point where the graph intersects the y-axis
  3. 4. shape with 4 sides not all are even
  4. 5. the set of values that we are allowed to plug into our function
  5. 6. terms whose variables (and their exponents such as the 2 in x2) are the same.
  6. 8. a symbol for a number we don't know yet. It is usually a letter like x or y.