sinβ=1+4sin2α4sin2α,sinγ=1+4sin2β4sin2β,sinα=1+4sin2γ4sin2γ…
Mathematics
Problem
sinβ=1+4sin2α4sin2α,sinγ=1+4sin2β4sin2β,sinα=1+4sin2γ4sin2γ
where α,β,γ∈R, then the maximum value of (cosα+cosβ+cosγ)2(sinα+sinβ+sinγ)2 is ?
Browse the problem library