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(13 radical144-5 x 196)x radical16.va roog !!



Răspuns :

13*12-5*196)*4=156-5*196)*4=156-980_*4=-824*4=-3296
(13√144 - 5*√196)*√16= (13*12-5*14)*4= (156-70)*4= 86*4= 344