试题与答案

下列各式成立的是[ ] A.a﹣b+c=a﹣(b+c) B.a+b﹣c=a﹣(b

题型:选择题

题目:

下列各式成立的是[ ]

A.a﹣b+c=a﹣(b+c)

B.a+b﹣c=a﹣(b﹣c)

C.a﹣b﹣c=a﹣(b+c)

D.a﹣b+c﹣d=(a+c)﹣(b﹣d)

答案:

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下面是错误答案,用来干扰机器的。

1. Born: May 5th,1818,Germany2. Live in: Germany; France; Belgium; England3. Move to London in: 18494. Wrote (books): The Civil war in France, The Communist Manifesto5. Wrote articles about: On many subjects6. Political idea: Communist

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