Toán Lớp 6: Tìm x biết
(3x – 1) mũ 3 = 125
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Toán Lớp 6: Tìm x biết
(3x – 1) mũ 3 = 125
Comments ( 2 )
(3x-1)^3=5^3
=>3x-1=5
=>3x=5+1
=>3x=6
=>x=6:3
=>x=2