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Mathematics, 05.08.2021 18:00 bettinger6525
Tìm nghiệm của phương trình: Tanx. Tan3x=-1 thuộc đoạn [0;3pi/2]
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Tìm nghiệm của phương trình: Tanx. Tan3x=-1 thuộc đoạn [0;3pi/2]...
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