已知X1= +0010100,Y1= +0100001,X2= 0010100,Y2= 0100001,试计算下列各式(设字长为8位)。 (1) [X1+Y1]补= [X1]补+ [Y1]补= ()B (2) [X1-Y2]补= [X1]补+ [-Y2]补=()B (3) [X2-Y2]补= [X2]补+ [-Y2]补= ( )B (4) [X2+Y2]补= [X2]补+ [Y2]补= ( )B
已知X1= +0010100,Y1= +0100001,X2= 0010100,Y2= 0100001,试计算下列各式(设字长为8位)。 (1) [X1+Y1]补= [X1]补+ [Y1]补= ()B (2) [X1-Y2]补= [X1]补+ [-Y2]补=()B (3) [X2-Y2]补= [X2]补+ [-Y2]补= ( )B (4) [X2+Y2]补= [X2]补+ [Y2]补= ( )B
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