Question

How do you simplify `sqrt(1+x)/ sqrt(1-x)`?

Answer 1

`sqrt(1+x)/sqrt(1-x)=sqrt(1-x^2)/(1-x)`

Explanation:

`sqrt(1+x)/(sqrt(1-x)`

`color(white)("XXX")sqrt(1+x)/sqrt(1-x) xx sqrt(1-x)/sqrt(1-x)`

`color(white)("XXX")=sqrt(1-x^2)/(1-x)`