REAL NUMBERS, RATIONAL EXPONENTS, AND POLYNOMIALS

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