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Câu 9:

Nghiệm của phương trình $\tan 2x+\cot x=0$

Câu 9: Nghiệm của phương trình tan⁡2x+cot⁡x=0\tan 2x+\cot x=0tan2x+cotx=0 là:

Thông tin câu hỏi

Câu 9:

Nghiệm của phương trình $\tan 2x+\cot x=0$ là: