ln(x+1)+C\ln (\sqrt{x}+1)+Cln(x+1)+C
tan−1(x+1)+C\tan ^{-1}(\sqrt{x}+1)+Ctan−1(x+1)+C
2ln(x+1)+C2 \ln (\sqrt{x}+1)+C2ln(x+1)+C
2tan−1(x+1)+C2 \tan ^{-1}(\sqrt{x}+1)+C2tan−1(x+1)+C