Maths Terminology

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Across
  1. 3. the words for these:()
  2. 5. the word for this operation: +
  3. 7. the word for this operation: x
  4. 8. mathematical concept based on the idea of closeness, used primarily to assign values to certain functions at points where no values are defined, in such a way as to be consistent with nearby values
  5. 9. the word for this operation: -
  6. 12. a number multiplied by itself
  7. 13. an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable)
Down
  1. 1. a quantity that may change within the context of a mathematical problem or experiment
  2. 2. a sequence of statements and reasons given with the aim of demonstrating that a claim is true or false
  3. 4. a number multiplied by itself three times
  4. 6. the word for this operation:รท
  5. 9. a factor of a number that, when multiplied by itself, gives the original number
  6. 10. the difference between the lowest and highest values
  7. 11. replacing the variables (letters) in an algebraic expression with their numerical values