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22-02-2017
Mathematics

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What is the exact distance from (−1, 4) to (6, −2)?

Respuesta :

22-02-2017

d = √(x2 - x1)^2 + (y2 - y1)^2) =
= √(6 + 1)^2 + (-2 - 4)^2) =
= √ (7^2 + 6^2) =
= √(49 + 36) =
= √85

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