Math Puzzle

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Across
  1. 5. A number that is multiplied by a variable in an expression.
  2. 7. Can be a single constant a single variable or a combination of a variable and a constant combined with multiplication or division.
  3. 9. An expression in which the highest power of the variable is always one.
  4. 10. The reverse of factorization.
  5. 11. A combination of terms that are combined by using mathematical operation such as subtraction addition multiplication and division.
Down
  1. 1. An expression in which the highest power of the variable is two.
  2. 2. Are those terms whose variables and exponents are different from each other.
  3. 3. A method of writing numbers as the product of the factors are divisors.
  4. 4. Are terms that have the same variables and powers.
  5. 6. A symbol that doesn’t have a fixed value.
  6. 8. A fixed numerical value.