Mathematics

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Across
  1. 2. A visual representation of mathematical relationships.
  2. 4. An equation or expression of degree 1.
  3. 6. A value that satisfies an equation or inequality.
  4. 7. A number that does not change in value.
  5. 8. A mathematical statement indicating a relationship between two expressions that may not be equal.
  6. 9. The process of replacing a variable with a specific value.
  7. 11. The difference between the highest and the lowest observation in the given data.
Down
  1. 1. A polynomial equation of degree 2
  2. 3. The longest side of a right angled triangle.
  3. 5. A mathematical statement that shows two expressions are equal.
  4. 10. Any variable or a number having the power zero.