Mathematics

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Across
  1. 3. a fixed numerical value.
  2. 5. a symbol that doesn’t have a fixed value.
  3. 6. Expression An expression in which the highest power of the variable is 2.
  4. 7. terms are terms that have the same variables and powers.
Down
  1. 1. an equality of ratios.
  2. 2. the relation between two quantities of the same kind.
  3. 3. a number that is multiplied by a variable in an expression.
  4. 4. the reverse of factorization.