Question

hi I have a question about simplifying how do you simplfy

this
1/(1/x + 1/y)^2

to this
(xy)^2/(y+x)^2

thank you

Answer 1

Two of us answered this. Here is my reply again:
math - Damon, Monday, June 28, 2010 at 5:47pm

_____1_______
(1/x + 1/y)^2


_________1_________
(1/x^2 + 2/xy + 1/y^2)

______x^2_y^2______
(y^2 + 2xy +x^2)

or
_x^2_y^2_
(x+y)^2