若4＝a＋b(a，b为有理数)，则a＋b＝(　　)．_刷题宝

题干

若

⁴＝a＋b

(a，b为有理数)，则a＋b＝(　　)．

A：36

B：46

C：34

D：44

上一题下一题 0.0难度选择题更新时间:2019-03-14 06:19:21

答案(点此获取答案解析）

D

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