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Câu 1:

Hãy xác định kết quả của phép toán $\left[ { - 1;9} \right)\backslash \left( { - 7;5} \rig$

Câu 1: Hãy xác định kết quả của phép toán [−1;9)\(−7;5]\left[ { - 1;9} \right)\backslash \left( { - 7;5} \right][−1;9)\(−7;5]

Thông tin câu hỏi

Câu 1:

Hãy xác định kết quả của phép toán $\left[ { - 1;9} \right)\backslash \left( { - 7;5} \right]$