Question

Rational equation help?

Answer 1

`(2x)/(2x-1)`

Explanation:

`4x^2-1" is a "color(blue)"difference of squares"`

`4x^2-1=(2x-1)(2x+1)`

`=cancel((2x+1))/cancel(3)^1xx(cancel(6)^2x)/((2x-1)cancel((2x+1)))`

`=(2x)/(2x-1)`