Maths

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Across
  1. 3. A character or quality that something has
  2. 5. To move a term from one side to the other
  3. 8. Rational numbers are not closed under...
  4. 10. The opposite of a number
  5. 12. A polynomial with two terms which are not like terms
  6. 13. There are _____ numbers between a rational number
  7. 15. Arranged in or extending along a straight or nearly straight line
  8. 16. The highest power of a variable
Down
  1. 1. Sum of the squares of two numbers is equal to the square of the third number
  2. 2. All rational numbers are not...
  3. 4. root A number that must be multiplied into itself three times to equal a given number
  4. 6. root A number that must be multiplied into itself to equal a given number
  5. 7. Multiplicative inverse is also called...
  6. 9. Rational numbers are closed under...
  7. 11. A statement that the values of two mathematical expressions are equal
  8. 14. Square numbers can only have even numbers of _____ at the end