Distance between (3,2,-1) and (5,-1,6)?

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Ragazzonibw · Accepted Answer

The distance d between             (              x        1            ,              y        1            ,              z        1            )       and             (              x        2            ,              y        2            ,              z        2            )       is given by the formula:      d    =                                        (                          x              2                        -                          x              1                        )                    2                +                              (                          y              2                        -                          y              1                        )                    2                +                              (                          z              2                        -                          z              1                        )                    2                          =                                        (            5            -            3            )                    2                +                              (            -            1            -            2            )                    2                +                              (            6            -                          (              -              1              )                        )                    2                          =                            2          2                +                              (            -            3            )                    2                +                  7          2                          =                  4        +        9        +        49                  =                  62              ≈    7.874

Distance between (3,2,-1) and (5,-1,6)?

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