TS EAMCET 4-Aug-2021 Shift 2 Question Paper

Section: Mathematics

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Question : 8 of 160

Marks: +1, -0

If ω represents a cube root of unity and

n

∑

k=1

(k+

1

ω

)(k+

1

ω2

) = 340, then n =

20
25
10
15

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