(1, e)x=-1,1/2noinflectionpoints(1/2,-5/4)x=πx=2/3no pointsofinflectionx=0&x=±√3(0,1)noinflectionpointsx=π/2&x= 3π/2x=-3x=0x=0&x=1x=3&x=5x=-7/4x=1,5no signchangex=0x=π/3&x=π(−1/2,+∞)(2,+∞)x=-4&x=2no pointsofinflection(-1,-1)&(1,-1)(1, e)x=-1,1/2noinflectionpoints(1/2,-5/4)x=πx=2/3no pointsofinflectionx=0&x=±√3(0,1)noinflectionpointsx=π/2&x= 3π/2x=-3x=0x=0&x=1x=3&x=5x=-7/4x=1,5no signchangex=0x=π/3&x=π(−1/2,+∞)(2,+∞)x=-4&x=2no pointsofinflection(-1,-1)&(1,-1)

Concavity Bingo - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. (1, e)
  2. x=-1, 1/2
  3. no inflection points
  4. (1/2, -5/4)
  5. x=π
  6. x=2/3
  7. no points of inflection
  8. x=0 & x=±√3
  9. (0,1)
  10. no inflection points
  11. x=π/2 & x= 3π/2
  12. x=-3
  13. x=0
  14. x=0 & x=1
  15. x=3 & x=5
  16. x=-7/4
  17. x=1,5
  18. no sign change
  19. x=0 x=π/3 & x=π
  20. (−1/2,+∞)
  21. (2, +∞)
  22. x=-4 & x=2
  23. no points of inflection
  24. (-1,-1) & (1,-1)