Distance between (1,-1,1) and (-1,1,-1)?

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Clare Chung · Accepted Answer

Distance between two points             (              x        1            ,              y        1            ,              z        1            )       and             (              x        2            ,              y        2            ,              z        2            )       is given by                                          (                          x              2                        -                          x              1                        )                    2                +                              (                          y              2                        -                          y              1                        )                    2                +                              (                          z              2                        -                          z              1                        )                    2                    Hence distance between two points (1,-1,1) and (-1,1,-1) is                                          (            -            1            -            1            )                    2                +                              (            1            -                          (              -              1              )                        )                    2                +                              (            -            1            -            1            )                    2                                                  2          2                +                  2          2                +                  2          2                          2          3

Distance between (1,-1,1) and (-1,1,-1)?

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