$\"\"$

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The given coordinates $\"\"$ .

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$\"\"$ (Distance formula)

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

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

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$\"\"$ ( $\"\"$ )

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$\"\"$ (Apply additive identity property: $\"\"$ )

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$\"\"$ (Simplify) $\"\"$

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The distance is 1.