
[高中] 三角函數兩題

如題 第七跟第八題
謝謝
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推
10/08 09:15, , 1F
10/08 09:15, 1F

→
10/08 09:15, , 2F
10/08 09:15, 2F

推
10/08 10:09, , 3F
10/08 10:09, 3F
→
10/08 10:12, , 4F
10/08 10:12, 4F
→
10/08 10:13, , 5F
10/08 10:13, 5F
推
10/08 10:22, , 6F
10/08 10:22, 6F
推
10/08 10:31, , 7F
10/08 10:31, 7F
推
10/08 10:35, , 8F
10/08 10:35, 8F
→
10/08 19:42, , 9F
10/08 19:42, 9F
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