(A)2[x√x3−x2−√x−log|√x+1|]+c(B)2[x√x3+x2+√x−log|√x+1|]+c(C)2[x√x3−x2+√x+log|√x+1|]+c(D)2[x√x3−x2+√x−log|√x+1|]+c