- #1

sara_87

- 763

- 0

## Homework Statement

I made x the subject and i want to make sure i did it correctly

x

^{-b}(x

^{2}-1)

^{b/2}= a

## Homework Equations

## The Attempt at a Solution

power both sides by -1/b

x(x

^{2}-1)

^{-1/2}= (a)

^{-1/b}

(1-x

^{-2})

^{-1/2}= a

^{-1/b}

x

^{-2}= 1-a

^{2/b}

x = [1-a

^{2/b}]

^{-1/2}

thank you