AP EAMCET Engineering 22 Apr 2019 Shift 1 Paper

Section: Mathematics

Question : 20 of 160

Marks: +1, -0

Let α , β and γ be such that 0 < α < β < γ < 2π. For any x ∊ R if cos (x + α) + cos (x + β) + cos (x + γ) = 0 , then tan (γ - α) =

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