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Senior High
Mathematics
高二數學-三角函數
Senior High
Mathematics
求解
Senior High
Mathematics
求解🙏
Senior High
Mathematics
救命呀 怎麼解。
Senior High
Mathematics
怎麼解
Senior High
Mathematics
怎麼算
Senior High
Mathematics
求解第二題!
Senior High
Mathematics
求解第二題
Senior High
Mathematics
請問 我的作法為什麼會錯呢? 我用兩次正弦定理解
Senior High
Mathematics

喔喔喔對的! 抱歉我都會寫一寫忘記加符號 謝謝你🙏
不好意思請問一下1-2的cos150度應該是等於-cos30度ㄅ~😶覺得那一小題的cos150和tan 150有點怪怪的....