Complex Numbers: Definitions + Simple Ops (Add, Subtract, Mult)

Front

What letter represents an imaginary number?

Back

i

Front

How do you write a complex number?

Back

a + bi

Front

Back

True

Front

Simplify the expression: 11 + 29i

Back

11 + 29i

Front

What is the result of (3 + 2i) + (4 - 5i)?

Back

7 - 3i

Front

What is the real part of the complex number 5 + 3i?

Back

5

Front

What is the imaginary part of the complex number 5 + 3i?

Back

3

Front

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

Back

ac + adi + bci + bdi^2 = (ac - bd) + (ad + bc)i

Front

What is the result of (2 + 3i) - (1 + 4i)?

Back

1 - i

Front

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

Back