√-81=9i7+i+4+4(-2-i)(4+1)(2+i)(2-i)=5(2+5i)^2(1+2i)+(-3+4i)=-2+6i10i-5i=5i(3+2i)-(8-5i)(5+3i)-(2+7i)=3-4i(-24-6i)-(28-6i)(16-3i)+(4+2i)√216=14.69(-3+2i)(-6-8i)7/4i=1.75i3i+5i=8i√6-5=1(8-6i)(-4-4i)6i^2=-6(4+9i)(4+9i)=-65+72i5/-5i=-i(8-3i)^2(-2-15i)-(-12+13i)=10-28i(5i)(5i)=-25(5-2i)-(-4-i)=9i(7+5i)+(8-3i)=15+2i(3i)(4i)(3+10i)-(1-2i)=2+12i(2+4i)+(3-2i)(9+11i)-(3+5i)=6+6i(5+8i)-(2+2i)=3+6i(7-6i)(-8+3i)4+1/8i=4+.125i(2-3i)(1+i)=5-i(-8i)(7i)(8+9i)(7-3i)(3+5i)(3-5i)(8+6i)-(5+2i)=3+4i4i(7i)=-28(6i)^3(4-5i)(4+i)(3+2i)(4-2i)5(3+2i)=15+10i2(3i)=6i(18+7i)+(-3+16i)(12+14i)-(3-2i)=9+16i(4-3i)(3-4i)(1-7i)^2(4+10i)-(-12+20i)=16-10i(6-3i)-(4+5i)(2+3i)+(-8-6i)=-6-3i1/2i=.5i(3-6i)(4-2i)=30i7-4i/1-2i(-144+12i)-(24+16i)(-5+3i)(-4+8i)=-4-52ii^2=-1√-81=9i7+i+4+4(-2-i)(4+1)(2+i)(2-i)=5(2+5i)^2(1+2i)+(-3+4i)=-2+6i10i-5i=5i(3+2i)-(8-5i)(5+3i)-(2+7i)=3-4i(-24-6i)-(28-6i)(16-3i)+(4+2i)√216=14.69(-3+2i)(-6-8i)7/4i=1.75i3i+5i=8i√6-5=1(8-6i)(-4-4i)6i^2=-6(4+9i)(4+9i)=-65+72i5/-5i=-i(8-3i)^2(-2-15i)-(-12+13i)=10-28i(5i)(5i)=-25(5-2i)-(-4-i)=9i(7+5i)+(8-3i)=15+2i(3i)(4i)(3+10i)-(1-2i)=2+12i(2+4i)+(3-2i)(9+11i)-(3+5i)=6+6i(5+8i)-(2+2i)=3+6i(7-6i)(-8+3i)4+1/8i=4+.125i(2-3i)(1+i)=5-i(-8i)(7i)(8+9i)(7-3i)(3+5i)(3-5i)(8+6i)-(5+2i)=3+4i4i(7i)=-28(6i)^3(4-5i)(4+i)(3+2i)(4-2i)5(3+2i)=15+10i2(3i)=6i(18+7i)+(-3+16i)(12+14i)-(3-2i)=9+16i(4-3i)(3-4i)(1-7i)^2(4+10i)-(-12+20i)=16-10i(6-3i)-(4+5i)(2+3i)+(-8-6i)=-6-3i1/2i=.5i(3-6i)(4-2i)=30i7-4i/1-2i(-144+12i)-(24+16i)(-5+3i)(-4+8i)=-4-52ii^2=-1

Complex Numbers - 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. √-81=9i
  2. 7+i+4+4
  3. (-2-i)(4+1)
  4. (2+i)(2-i)=5
  5. (2+5i)^2
  6. (1+2i)+(-3+4i)=-2+6i
  7. 10i-5i=5i
  8. (3+2i)-(8-5i)
  9. (5+3i)-(2+7i)=3-4i
  10. (-24-6i)-(28-6i)
  11. (16-3i)+(4+2i)
  12. √216=14.69
  13. (-3+2i)(-6-8i)
  14. 7/4i=1.75i
  15. 3i+5i=8i
  16. √6-5=1
  17. (8-6i)(-4-4i)
  18. 6i^2=-6
  19. (4+9i)(4+9i)=-65+72i
  20. 5/-5i=-i
  21. (8-3i)^2
  22. (-2-15i)-(-12+13i)=10-28i
  23. (5i)(5i)=-25
  24. (5-2i)-(-4-i)=9i
  25. (7+5i)+(8-3i)=15+2i
  26. (3i)(4i)
  27. (3+10i)-(1-2i)=2+12i
  28. (2+4i)+(3-2i)
  29. (9+11i)-(3+5i)=6+6i
  30. (5+8i)-(2+2i)=3+6i
  31. (7-6i)(-8+3i)
  32. 4+1/8i=4+.125i
  33. (2-3i)(1+i)=5-i
  34. (-8i)(7i)
  35. (8+9i)(7-3i)
  36. (3+5i)(3-5i)
  37. (8+6i)-(5+2i)=3+4i
  38. 4i(7i)=-28
  39. (6i)^3
  40. (4-5i)(4+i)
  41. (3+2i)(4-2i)
  42. 5(3+2i)=15+10i
  43. 2(3i)=6i
  44. (18+7i)+(-3+16i)
  45. (12+14i)-(3-2i)=9+16i
  46. (4-3i)(3-4i)
  47. (1-7i)^2
  48. (4+10i)-(-12+20i)=16-10i
  49. (6-3i)-(4+5i)
  50. (2+3i)+(-8-6i)=-6-3i
  51. 1/2i=.5i
  52. (3-6i)(4-2i)=30i
  53. 7-4i/1-2i
  54. (-144+12i)-(24+16i)
  55. (-5+3i)(-4+8i)=-4-52i
  56. i^2=-1