Let f(θ)= sinθ +2 sin 2θ -sin 3θ -3 then in θ∈(0,π) number of – InterviewSolution

1.	Let f(θ)= sinθ +2 sin 2θ -sin 3θ -3 then in θ∈(0,π) number of solutions of f(θ) = 0 is _______
Answer» Let f(θ)= sinθ +2 sin 2θ -sin 3θ -3 then in θ∈(0,π) number of solutions of f(θ) = 0 is _______

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