## Zenmo one year ago Help with small algebra arithmetic.

1. Zenmo

2. Zenmo

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3. Zenmo

My math is wrong somewhere ... how to get $1 + \sqrt{1+\frac{ 8 }{ x }}$ instead of $1 - \sqrt{1 + \frac{ 8 }{ x }}$ ?

4. Zenmo

I got it now. Thanks.