REAL NUMBERS, RATIONAL EXPONENTS AND POLYNOMIALS

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Across
  1. 2. in the term of FOIL, what does L stands for?
  2. 4. in the term of FOIL, what does I stands for?
  3. 6. it is the set of real numbers consisting of the natural number, their additive inverses and zero
  4. 8. in the term of FOIL, what does O stands for?
  5. 9. what is the best method in multiplying polynomials?
  6. 12. it is generalized of the familiar arthmetic technique
  7. 13. what is an algebraic expression with two or more terms called?
  8. 15. is an algebriac expression with one term or the sum or difference of two or more terms
Down
  1. 1. it is a exponents that are fractions, where the numerator is a power and denominator is a root
  2. 3. what is the opposite of all real numbers
  3. 5. in the term of FOIL, what does F stands for?
  4. 7. it defined a summing up the like terms of two or more algebraic expressions by retaining their sign to get the result
  5. 10. which term has the definition the answer to division
  6. 11. it is generalized version of the familiar arthmetic technique
  7. 14. who invented the real numbers