What is the distance formula?
~A. √(x₂-x₂)² + (1/₂2 - 1₁₂) ²
~B.√(x₂ + x₁) ² − ( √₂ + ₁)²
~C. √√(x₂-x₁)+(1₂-₁)
~D. √(√₂-₁)²-(x₂-x₁1²
I need help please
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