Question

What is the real part of the complex number 18 - 6i?
• i
• -6i
• 18
•-6

Answer 1

18

Explanation:

Given a complex number z = a + bi

where a is the real part the imaginary part is b

Given

18 - 6i then 18 is the real part

Answer 2

18 is the real part of the complex number

Hope this helped!

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