Sqrt(x)=-x

x=0

Right? It can't be positive or negative so it has to be 0.

Printable View

- Nov 25th 2012, 12:52 AMaroeChecking my answer
Sqrt(x)=-x

x=0

Right? It can't be positive or negative so it has to be 0. - Nov 25th 2012, 12:53 AMjakncokeRe: Checking my answer
looks good.

- Nov 25th 2012, 12:59 AMMarkFLRe: Checking my answer
You could arrange as:

Since we must have: