21-40 By Hope

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Across
  1. 2. a relation that assigns exactly one output value for each input value
  2. 5. the set of wole numbers and their opposites
  3. 7. the distance across a circle through its center (also the radius)
  4. 8. operations that undo each other such as addition and subtraction
  5. 9. of one event has m possible outcomes and a second event han n possible outcomes, after the first event has occured then there are m*n total possible outcomes for the two events
  6. 15. the difference between the upper and lower quartiles
  7. 16. a mathematical sentence with an equal sign that shows that two expression are equivalent
  8. 17. a number that can not be written as a/b
  9. 18. the set of all the input (x-values)
  10. 19. a statement that compares two quantities using equal greater and less than
  11. 20. the x value in a function
Down
  1. 1. fractions that have the same value and the same simplest form
  2. 3. to find the value of an expression
  3. 4. 360 degrees
  4. 6. a mathematical notation indicating the number of times a quantity is multiplyed by itself
  5. 7. a(b+c)=ab+ac an+ac=a(b+c)
  6. 10. probability based on what happens when an experiment is actually done
  7. 11. special polyhedrons with faces that are all square
  8. 12. the largest factor that two or more numbers have in common
  9. 13. an event that is not effected by another
  10. 14. an event whose outcome of a previous event