设y=f[(2x-1)/(x+1)],f′(x)=ln(x^1/3),则dy/dx( )。
A.ln[(2x-1)/(x+1)](x+1) B.ln[(2x-1)/(x+1)]/(x+1)2 C.ln[(2x-1)/(x+1)](x+1)2 D.ln[(2x-1)/(x+1)]/(x+1)正确答案B
设y=f[(2x-1)/(x+1)],f′(x)=ln(x^1/3),则dy/dx( )。
A.ln[(2x-1)/(x+1)](x+1) B.ln[(2x-1)/(x+1)]/(x+1)2 C.ln[(2x-1)/(x+1)](x+1)2 D.ln[(2x-1)/(x+1)]/(x+1)正确答案B