Exploring Complex Numbers

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

• 5

• 3

• 7

• 4

Determine the argument of the complex number -1 + i.

Find the argument of the complex number 4 + 4i.

Convert the complex number 6(cos(π) + i sin(π)) to rectangular form.

• 0 + 6i

• 3 - 3i

• -6 + 0i

• 6 + 0i

Calculate the modulus of the complex number 0 + 5i.

• 0

• 10

• 5i

• 5

What is the modulus of the complex number 1 - i?

• 1

• √2

• √3

• 0