1.

If sin3θ−cos3θsinθ−cosθ−cosθ√(1+cot2θ)−2tanθcotθ=−1,θ∈[0,2π], then

Answer»

If sin3θcos3θsinθcosθcosθ(1+cot2θ)2tanθcotθ=1,θ[0,2π], then



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