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120 x 2 x 1 x 2 = 480
Đc rùi Việt Anh k mk đi rùi mk sẽ k lại bn
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y x 2 + y x 4 + y x 2 = 120
y x ( 2 + 4 + 2 ) = 120
y x 10 = 120
y = 120 : 10
y = 12
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y x 2 + y x 4 + y x 2 = 120
y x ( 2 + 4 + 2 ) = 120
y x 10 = 120
y = 120 : 10
y = 12
cong chua nu cuoi
y x 2 + y x 4 + y x 2 = 120
y x ( 2 + 4 + 2 ) = 120
y x 8 = 120
y = 120 : 8
y = 15
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y x 2 + y x 4 + y x 6 = 120
y x ( 2+ 4 + 6 ) = 120
y x 8 = 120
y = 120 : 8
y = 15
y x 2 + y x 4 + y x 6 = 120
y x ( 2 + 4 + 6 ) = 120
y x 12 = 120
y = 120 / 12
y = 10
x=120:12
x=10
x * 12 = 120
x = 120 : 12
x = 10
Tk mk 1 cái cho tròn