C-11-Q096mediumsingle_mcqBy componendo-dividendo on 1+bx1−bx=(1+ax)2(1−ax)2\dfrac{1+bx}{1-bx} = \dfrac{(1+ax)^2}{(1-ax)^2}1−bx1+bx=(1−ax)2(1+ax)2, the next simplified form is—a22bx=2(1+a2x2)4ax\dfrac{2}{2bx} = \dfrac{2(1 + a^2x^2)}{4ax}2bx2=4ax