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UPSC NDA II 2023 Mathematics Solved Paper

Consider the following for the next three (03) items that follow :

Consider equation-I :

z^3+2z^2+2z+1=0

and equation-II :

z^{1985}+z^{100}+1=0

[NDA II 2023]

Question : 33 of 120

Marks: +1, -0

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