Hi all

I’m stuck on this problem (from Stroud Engineering Maths 5th edition p 116 further problems f2)

Simplify the following giving the result without fractional indices.

(x^2 -1 )^2 * √x+1 ÷ (x-1)^3/2

Answer = (x+1)^2 *√x-1

I need help with the working

Kind regards

John