TS EAMCET 6-Aug-2021 Shift 1 Question Paper

Section: Mathematics

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Question : 8 of 160

Marks: +1, -0

If ω is a complex cube root of unity, then cos[(ω1234+ω2021)π−

π

4

]=

1
√2
1
2
√3
√2
−1
√2

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