f(x) = 2x sqrt(x^2-1) I got my answer as (4x^2 - 2)/sqrt(x^2 - 1).. IS it right?? Or is the answer (4x^2 - 1)/sqrt(x^2 - 1)??
Follow Math Help Forum on Facebook and Google+
Originally Posted by elpermic f(x) = 2x sqrt(x^2-1) I got my answer as (4x^2 - 2)/sqrt(x^2 - 1).. IS it right?? Or is the answer (4x^2 - 1)/sqrt(x^2 - 1)?? That's the right one.
View Tag Cloud