strongSolve : span class=math-tex\(cos\theta cos2\theta cos3\theta=\frac{1}{4}\)/span ; where sp...
strongSolve : span class=math-tex\(cos\theta cos2\theta cos3\theta=\frac{1}{4}\)/span ; where span class=math-tex\(0\leq \theta \leq \pi\)/span ./strong
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