问题 解答题

3X可以表示3个X相加.______.(判断对错)

答案

3x=x+x+x,表示3个x相加,

故答案为:√.

问答题

       据《史记》记载秦孝公死后,旧贵族诬告商鞅谋反结果商鞅被处死。你认为商鞅变法是成功了,还是失败了?为什么?

                                                                                                                                                            

                                                                                                                                                            

                                                                                                                                                             

                                                                                                                                                             

                                                                                                                                                             

                                                                                                                                                            

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