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loangtc
2 năm trước
Sắp xếp các tỉ số lượng giác sau theo thứ tự tăng dần: a)sin40,cos28,sin65,cot88 b)tan65,cot42,tan76,cot27 c)tan57,cot63,tan75,cot36,sin27 Giúp với ạ mình cần gấp!!!!!!!!
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