Adapted from ©2009, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia

~BINGO!~ The winner who says “BINGO” at the appropriate time will get a mystery prize!The winner who says “BINGO” at the appropriate time will get a mystery prize! Anyone acting poorly will be disqualified.Anyone acting poorly will be disqualified.

Numbers Pick some of the numbers to place in any empty box. These numbers represent answers to problems about complex numbers.Pick some of the numbers to place in any empty box. These numbers represent answers to problems about complex numbers. -6i √ 2, -5i, -2i √ 3, -2i √ 7, -16i √ 3, i, i /2, i √ 5, i √ 7, 2i √ 3, 8i √ 2, 4i √ 5, 2i √ 6, 3i, 3i √ 2, 3i/4, 3i/5, 6i, i √ 3, 7i / 10, (8i √ 5)/5, 10i, 18i, (i √ 2)/2

-100

- -25

3 -36

- -12

4 -8

-7

-5

1414 -

-3 -8

-24

1. 10i 2. -5i 3. 18i 4. 3i 5. -2i √ 3 6. i 7. 8i √ i/5 9. i √ i √ i √ i √ i/4 14. i √ i √ i/ (i √ 2)/2 18. i/ i √ i √ i √ i 23. (8i √ 5)/ i √ 2