Complex Numbers

Square Roots

100

√-9

3i

200

√-49

7i

300

√-144

12i

400

-√ -23

-i√ 23

500

-√ -6

-i√ 6

Addition/Subtraction

100

3i+6i

9i

200

-7i+16i

9i

300

(7-4i)+(6+5i)

15+i

400

(10+9i)-(3-2i)

7+11i

500

(3i+25i)+(12i-40i)

3i-3

Multiplication

100

12⋅7i

84i

200

-9i⋅12i

108

300

2i(-1+i)

-2-2i

400

(-3+4)(-4i)

16+12i

500

(-4-3i)⋅(2+7i)

29+22i

Divison

100

1/3i

-1/3i

200

-3/4i

3i/4

300

6+8i/2i

-3-4

400

7-5i/4+2i

18/20 - 34i/20

500

8+6i/2-3i

-2/13 + 16/13i

Preuss Trivia

100

When was Preuss Founded?

1999

200

Where was Mr. Arias born?

Mexico

300

Name four math teachers

Mr. Hua, Mr. Arias. Ms Barnes, Mr. Garner

400

In what year was Preuss the number #1 school

2020

500

Five teachers that left Preuss in the last two years

Pizzo, Sohoni, Petraglia, Vandivanter, Rocca, Wiliston, Lee, Cambal