Question

How do you solve `p= sqrt(2p-1)`?

Answer 1

There are two same solutions `p=1`

Explanation:

`p=sqrt(2p-1)`

or

`p^2=2p-1`

or

`p^2-2p+1=0`

or

`(p-1)^2=0`

or

`(p-1)(p-1)=0`

or

`p-1=0`

or

`p=1`

Hence there are two same solutions `p=1`