2,4,3,( ),13/4,27/8,53/16 A. 1 B. 7/2C

昕玥2019-12-17  5

问题 2,4,3,( ),13/4,27/8,53/16 A. 1 B. 7/2C. 7/3 D. 4

选项

答案B

解析原式通分可得[img]/upload/tiku/143/9544355_1.gif[/img][img]/upload/tiku/143/9544355_1_1.gif[/img]
转载请注明原文地址:https://ti.zuoweng.com/ti/OB19KKKQ