Thực hiện phép tính A = (2^9 +2^7 +1) (2^23 - 2^21 + 2^19 - 2^17
Giải thích
A=29+27+1223−221+219−217+214−210+29−27+1=232+223+223−224+218−217−217+29+29−210+1=232+2.223−224+218−2.217+2.29−210+1=232+1
A=29+27+1223−221+219−217+214−210+29−27+1=232+223+223−224+218−217−217+29+29−210+1=232+2.223−224+218−2.217+2.29−210+1=232+1