[" 1"z(1)" and "|[2 theta/Z=1+" ai be a ...

[" 1"z_(1)" and "|[2 theta/Z=1+" ai be a complex number,"a>0" such that "],[z^(3)" is a real nmber.Then the sum "],[1+Z+Z^(2)+...+z^(11)=(2016" mains online) "]]

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