题目【题目】4.填空题上一题答题卡下一题(0/T5C2.2.3/14)11/3+21/4【题目】4.填空题上一题答题卡下一题(0/T5C2.2.3/14)11/3+21/4题目解答答案【解析】=4/3+9/4 =(16)/(12)+(27)/(12)