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Question Number 32402 by saru53424@gmail.com last updated on 24/Mar/18
∫((x+2)/(1−x))
∫x+21−x
Commented by abdo imad last updated on 24/Mar/18
∫((x+2)/(1−x))dx =−∫ ((x+2)/(x−1))dx =− ∫((x−1+3)/(x−1))dx =−x −3∫ (dx/(x−1)) =−x −3ln∣x−1∣ +λ .
∫x+21−xdx=−∫x+2x−1dx=−∫x−1+3x−1dx=−x−3∫dxx−1=−x−3ln∣x−1∣+λ.

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