Complex Numbers

Front

How do you write a complex number?

Back

a + bi

Front

What letter represents an imaginary number?

Back

i

Front

What complex number is represented by the graph? (-3, 1)

Back

-3 + i

Front

Where is point A located on the complex plane? (0, 2)

Back

2i

Front

Where is point B located on the complex plane? (-3, 0)

Back

-3

Front

What is the real part of the complex number 4 + 5i?

Back

4

Front

What is the imaginary part of the complex number 4 + 5i?

Back

5

Front

How do you add two complex numbers (a + bi) + (c + di)?

Back

(a + c) + (b + d)i

Front

How do you multiply two complex numbers (a + bi)(c + di)?

Back

(ac - bd) + (ad + bc)i

Front

What is the modulus of the complex number 3 + 4i?

Back

5