x*x-6=0

To solve the equation \( x^2 - 6 = 0 \), follow these steps:

1. Add 6 to both sides: \[ x^2 = 6 \]

2. Take the square root of both sides: \[ x = \pm \sqrt{6} \]

So, the solutions to the equation \( x^2 - 6 = 0 \) are: \[ x = \sqrt{6} \quad \text{and} \quad x = -\sqrt{6} \]