Hertz Posted December 3, 2009 Report Share Posted December 3, 2009 Un triunghi format din numere intregi unde fiecare numar este egal cu suma celor 2 de dinjos.......32....18 14 ...13 5 9..10 3 2 7Suma tuturor acestor numere este 113.Care este suma tuturor numerelor din acest triunghi?......115 .....-- --....33 -- -- ...-- -- 13 -- ...7 -- -- 5 -- Quote Link to comment Share on other sites More sharing options...
begood Posted December 3, 2009 Report Share Posted December 3, 2009 115-- --33 -- ---- -- 13 --7 -- -- 5 -- 11563 5233 30 2216 17 13 0907 09 08 05 04403//am inceput asa :13 = 8+533=7+x+x+8 => x=9 iar de aici e evident, urci, iar apoi cobori pe partea "dreapta" Quote Link to comment Share on other sites More sharing options...
Hertz Posted December 3, 2009 Author Report Share Posted December 3, 2009 Corect!Bravo Quote Link to comment Share on other sites More sharing options...
