题目

计算                                                                                                                                                                                                                          (1)                                                                                                                                                                                        (2)                                                                                                                                                                                           (3)                                                                                                                                                                                      (4)                                                                                                                                                                                  答案: 【1】139 【1】112 【1】1310 【1】1924
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