JEE Advanced 2020 Full Test 1 Paper 2

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Paragraph for Question Nos. 53 and 54

If cosα+cosβ+cosγ=0=sinα+sinβ+sinγ and δ=
α+β+γ
3
.
The difference of any two of the angles α,β,γ is equivalent to
2π
3
. Then
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Question : 53
Total: 54
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