Basic Math 1

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Across
  1. 3. The operation used in logical "if-then" statements.
  2. 5. The process of switching the sign of the imaginary part of a complex number.
  3. 7. The sum of all elements in two sets, removing duplicates.
  4. 9. A number that cannot be written as a fraction.
  5. 11. The absolute value of a complex number.
  6. 14. The process of flipping the truth value of a statement.
  7. 15. A logical symbol used for "there exists" or "for all."
  8. 17. A logical statement that is always true.
  9. 18. A function that takes an input and returns true or false.
  10. 19. A sentence that can be true or false but not both.
Down
  1. 1. A set that contains no elements.
  2. 2. A number that can be written as a fraction.
  3. 4. A logical operation that means "and."
  4. 6. The angle a complex number makes with the real axis.
  5. 8. A subset that contains all possible subsets of a given set.
  6. 10. A complex number differ from a real number by.
  7. 12. A set that is entirely contained within another set.
  8. 13. A number without decimal or fractional parts.
  9. 16. A collection of distinct objects.
  10. 18. The representation of a complex number using magnitude and angle.