Algebraic Expressions & Identities

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Across
  1. 2. The numerical multiplier of a term in an expression is ____
  2. 6. A polynomial contains _______ number of terms
  3. 9. The value of a negative number with an even exponent is always __________
  4. 10. An algebraic expression that contains only one term is called
  5. 12. The highest power of the expression is called_________
Down
  1. 1. Degree of the polynomial x2+y4-2xy
  2. 3. Their values are always fixed
  3. 4. the expression in which all the variables(must be at numerator's place) have the exponent as a positive integer
  4. 5. 5x+6y is a_____________
  5. 7. The terms which carry the same variable with same exponents __________
  6. 8. The product of 4x and 0 is_____________
  7. 11. Nature of the coefficient of y in 4x-5y
  8. 13. The value of 2x when x=9