$\"\"$

The coordinates are $\"\"$ .

The distance between two points with coordinates $\"\"$ is given by $\"\"$ .

Substitute $\"\"$ .

$\"\"$

$\"\"$ (Product of two same signs is positive)

$\"\"$ (Add: $\"\"$ )

$\"\"$ (Evaluate powers: $\"\"$ )

$\"\"$ (Add: $\"\"$ ) $\"\"$

The distance is $\"\"$ .