Complex numbers problem-HELP

[Learningforcomp]

Greetings , I kindly ask for your help solving the following Problem:
Consider the complex numbers Z=2(cos 30º+isin 30º) and U=z^5.The points P and Q are the images of the complex numbers Z and u, respectively. The middle point of the segment has coordinates equals to:

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.

Your help is deeply appreciated.
Thank You.