Quiz on Complex Numbers

(-5+2i)(4-7i)

[Do not use spaces in your answer]

3i(5-6i)

[Do not use spaces in your answer]

Complex conjugate of -10-35i

(3-4i)(3-4i)

What is a complex number?

• A combination of a real number and an imaginary number

• A real number only

• An imaginary number only

• Any number you can think of

• 2

• -2

• 4i

• -4i

• 2i

• -2i

(7+5i)²

(5+3i)(5-3i)

(81-mi)(81+mi)=117 State the "m"