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Câu 13:

Giải phương trình $\left| {x - 2} \right| - 4 = 0$

Câu 13: Giải phương trình ∣x−2∣−4=0\left| {x - 2} \right| - 4 = 0∣x−2∣−4=0

Thông tin câu hỏi

Câu 13:

Giải phương trình $\left| {x - 2} \right| - 4 = 0$