位置:首页 > 题库频道 > 学历类 > 升学考试 > 高中(高考) > 数学(文科) > 高中数学代数与函数一其他练习题143

已知sinα=http://picflow.koolearn.com/upload/papers/g02/20120406/20120406144510892919.gif,且角α的终边在第二象限,则cosα=

发布时间:2021-07-21

A.http://picflow.koolearn.com/upload/papers/g02/20120406/20120406144510945932.gif

B.http://picflow.koolearn.com/upload/papers/g02/20120406/20120406144510973943.gif

C.http://picflow.koolearn.com/upload/papers/g02/20120406/20120406144511001930.gif

D.http://picflow.koolearn.com/upload/papers/g02/20120406/20120406144511029919.gif

试卷相关题目

返回顶部