A Level

MATHEMATICS · Multi-part · A Level · Mathematics · Integration · Integration

Problem

Evaluate: (i) ∫a−xa+x dx\int\sqrt{\frac{a-x}{a+x}}\,dx (ii) ∫xa2−x2a2+x2 dx\int x\sqrt{\frac{a^2-x^2}{a^2+x^2}}\,dx

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