1.

If sinθ+sinϕ=√3(cosϕ−cosθ), then the value of sin3θ+sin3ϕ is ( where θ∈(0,90∘),ϕ∈(0,90∘))

Answer» If sinθ+sinϕ=3(cosϕcosθ), then the value of sin3θ+sin3ϕ is
( where θ(0,90),ϕ(0,90))


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