$\"\"$

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The coordinates are $\"\"$ and $\"\"$ .

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$\"\"$ (Distance formula)

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$\"\"$ (Substitute $\"\"$ and $\"\"$ )

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$\"\"$ (Subtract: $\"\"$ and $\"\"$ )

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

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$\"\"$ (Addition: $\"\"$ )

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$\"\"$ (Substitute: $\"\"$ )

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The distance is always positive.

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Therefore, the distance is $\"\"$ .

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$\"\"$

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The distance is $\"\"$ .