A Level

MATHEMATICS · Single correct · A Level · Mathematics · Integration · Integration

Problem

∫x dx1−xcot⁡x=\int \frac{x\,dx}{1 - x\cot x} = (A) log⁡(cos⁡x−xsin⁡x)+c\log(\cos x - x\sin x) + c (B) log⁡(xsin⁡x−cos⁡x)+c\log(x\sin x - \cos x) + c (C) log⁡(sin⁡x−xcos⁡x)+c\log(\sin x - x\cos x) + c (D) None of these

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