Bentuk sederbana 2√6 per √2+√5

   2√6         √2 – √5          2√6 (√2)  -  2√6 (√5)
———-  x  ———–  =   —————————–
√2 + √5      √2 – √5            √2 (√2)  -  √5 (√5)

                                       2√12 – 2√30
                                  =  ——————
                                           2  -  5

                                      2 ( 2√3 – √30 )
                                  = ———————
                                              – 3

                                  = – 2/3 ( 2√3 – √30 )