8th Period - Complex Number

Other stuff about i

100

What is the real and imaginary part of the complex number 4 - 7i?

Real: 4

Imaginary: -7

200

What is the real and imaginary part of the complex number 14i?

Real: 0

Imaginary: 14i

300

sqrt(-49)

7i

400

What is the real and imaginary part of the complex number 19 - 2i

Real: 19

Imaginary: -2i

500

sqrt(-225)

15i

Addition/Subtraction

100

(1 + 2i) - (3 + 2i)

-2

200

(3i*2) + (5i * 5)

31i

300

(12 - 42i) + (-12 + 42i)

0

400

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

4 - i

500

(17i + 38) + (-21i + 67)

105 - 4i

Multiplication

100

(8i)(8i)

64i² or -64

200

3(4 - 5i)

12 - 15i

300

(3 + 2i)(4 - i)

14 + 5i

400

(8i + 7)(8i + 3)

-43 + 80i

500

(12i + 28)(42 - 16i)

1368 + 56i

Other Class

100

How do you say blue in Spanish?

Azul

200

What is the definition of a noun?

A Person, place or thing. 

300

What is the force that pulls objects towards the earth?

Gravity

400

What event jump-started the space race?

The USSR launching Sputnik

500

What were the two sides of the cold war?

The United States and the USSR

Fun Fact

100

Can the Pope donate organs?

Nope. 

200

What is the only planet in our solar system that rotates on its side?

Uranus

300

What are bananas botanically classified as?

Berries 

400

Cleopatra correctly predicted that who would find her resting place?

Women

500

Who was the first person to sail around the world?

Amerigo Vespucci