Question

plz prove log(1+x)/(1-x) an odd function

Answer 1

ok first off
\[\ln(\frac{(1+x)}{(1-x)})=\ln(1+x)-\ln(1-x)\]\][

Answer 2

now replace x by -x and you will have it
\[f(x)=\ln(1+x)-\ln(1-x)\]
\[f(-x)=\ln(1-x)-\ln(1+x)=-(\ln(1+x)-\ln(1-x))=-f(x)\]