Câu 50-đề 7
Câu hỏi: Câu 50-đề 7![](data:image/png;base64,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)
A
B
C
D
Câu hỏi trên thuộc đề trắc nghiệm
Đề luyện trắc nghiệm THPT QG môn Toán năm 2017 - đề số 7 A
B
C
D
Câu hỏi trên thuộc đề trắc nghiệm
Đề luyện trắc nghiệm THPT QG môn Toán năm 2017 - đề số 7