数字电路 求解一道证明题2-4的第3小题,class="ikqb_img" src="http://g.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=ceeacc354f086e066afd374d323857cc/b7fd5266d0160924dd6bf21fd70735fae6cd3463.jpg" esrc="http://g.hiphotos.baidu.com/zhidao/wh
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数字电路 求解一道证明题2-4的第3小题,class="ikqb_img" src="http://g.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=ceeacc354f086e066afd374d323857cc/b7fd5266d0160924dd6bf21fd70735fae6cd3463.jpg" esrc="http://g.hiphotos.baidu.com/zhidao/wh
数字电路 求解一道证明题
2-4的第3小题,class="ikqb_img" src="http://g.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=ceeacc354f086e066afd374d323857cc/b7fd5266d0160924dd6bf21fd70735fae6cd3463.jpg" esrc="http://g.hiphotos.baidu.com/zhidao/wh%3D450%2C600/sign=7c08673c78f40ad115b1cfe7621c3de9/b7fd5266d0160924dd6bf21fd70735fae6cd3463.jpg" />
数字电路 求解一道证明题2-4的第3小题,class="ikqb_img" src="http://g.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=ceeacc354f086e066afd374d323857cc/b7fd5266d0160924dd6bf21fd70735fae6cd3463.jpg" esrc="http://g.hiphotos.baidu.com/zhidao/wh
B'CD' + BC'D + ACD + A'BC'D' + A'B'CD + BC'D' + BCD
= (A + A'B' + B) CD + B'CD' + BC'D + (A'+ 1)BC'D'
= (A + B' + B) CD + B'CD' + BC'D + BC'D'
= CD + B'CD' + (D + D') BC'
= CD + B'CD' + BC'
= (D + B'D') C + BC'
= DC + B'C + BC'