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我在理解以下事实时遇到了A + AB = A问题A(A + B) = A

谁能告诉我怎么做?

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1 回答 1

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要理解这一点,请查看真值表(1=true,0=false):

"A" "B" "AB" "A+B" "A + AB" "A(A+B)"  
 0   0   0    0     0        0   
 0   1   0    1     0        0  
 1   0   0    1     1        1  
 1   1   1    1     1        1
于 2013-05-01T18:15:42.780 回答