则T的整数部分是:

tikufree2019-12-17  5

问题 则T的整数部分是:

选项 A.180B.181C.182D.183

答案C

解析[img]/upload/tiku/378/4271456_1.jpg[/img][img]/upload/tiku/378/4271456_1_1.jpg[/img]
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