TS EAMCET Engineering 14 May 2023 Shift 2 Solved Paper

Section: Mathematics

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Question : 12 of 160

Marks: +1, -0

The least positive integral value of n such that [‌

1+sin‌

2π

9

+i‌cos‌

2π

9

1+sin‌‌

2π

9

−i‌cos‌

2π

9

]n=1 is

[TG EAPCET 14 May 2023 Shift 2]

9
18
36
72

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