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下列逻辑等式中不成立的有。

单选题
2021-07-17 22:44
A、A+BC =(A+B)(A+C)
B、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/62097c3d-9389-4ce2-97d2-2739a8d5de31.jpg"title="ex_1426747481784_0.jpg" alt="ex_1426747481784_0.jpg"/>
C、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/67470673-4e5f-462e-a186-3c6781ae0b8f.jpg"title="ex_1426747502339_0.jpg" alt="ex_1426747502339_0.jpg"/>
D、<IMG src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/staticQuestionImg/b7434dc3-d90e-4e2b-86a9-b42e8d21b621.jpg"title="ex_1426747521830_0.jpg" alt="ex_1426747521830_0.jpg"/>
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正确答案
B

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