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[img]2011q3/ct_egmatqm_egmatqchoose_0355_20112[/img]C722 is the same thing as (8
[img]2011q3/ct_egmatqm_egmatqchoose_0355_20112[/img]C722 is the same thing as (8
游客
2025-02-27
21
管理
问题
选项
答案
C
解析
722 is the same thing as (8×9)2, which is the same as (22×32)2, which is the same as (26)(34); consequently, everything factors out of the fraction except 52, which equals 25.
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