A Level

MATHEMATICS · Subjective · A Level · Mathematics · Integration · Integration

Problem

Evaluate ∫sin⁡3(θ/2) dθcos⁡(θ/2)cos⁡3θ+cos⁡2θ+cos⁡θ\int \frac{\sin^3(\theta/2)\,d\theta}{\cos(\theta/2)\sqrt{\cos^3\theta+\cos^2\theta+\cos\theta}}.

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