Toán Lớp 8: |3 – (-4)| + căn ( căn x + 2) = 4
Tìm x
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Toán Lớp 8: |3 – (-4)| + căn ( căn x + 2) = 4
Tìm x
Comments ( 2 )
<=> √(√x+2)=4-7
<=> √(√x+2)=-3
mà √x ≥ 0.
=> pt vô nghiệm
xin câu TLHN nha :3