‹동국대 2022학년도 17번

기출 동국대 2022학년도 17번

오류 신고

부정적분 ∫3x2−x+4x3−x2−x+1dx\displaystyle \int _ {} ^ {} {\frac{3x^2 -x+4} {x^3 -x^2 -x+1}} dx 를 계산하면?

  • ①ln⁡(x+1)2∣x−1∣+2x−1+C\displaystyle \ln \left (x+1 \right) ^2 \left | x-1 \right | + \frac{2} {x-1} +C
  • ②ln⁡(x+1)2∣x−1∣+1x−1+C\displaystyle \ln \left (x+1 \right) ^2 \left | x-1 \right | + \frac{1} {x-1} +C
  • ③ln⁡(x+1)2∣x−1∣−1x−1+C\displaystyle \ln \left (x+1 \right) ^2 \left | x-1 \right | - \frac{1} {x-1} +C
  • ④ln⁡(x+1)2∣x−1∣−2x−1+C\displaystyle \ln \left (x+1 \right) ^2 \left | x-1 \right | - \frac{2} {x-1} +C
  • ⑤ln⁡(x+1)2∣x−1∣−3x−1+C\displaystyle \ln \left (x+1 \right) ^2 \left | x-1 \right | - \frac{3} {x-1} +C