Toán Lớp 8: Tìm x, biết:
a) (2x-1)³ + 4(x-1)(x+1-2x²) = 7
b) (x+1)³ + (x-2)³ -2x²(x-1,5) = 3
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Toán Lớp 8: Tìm x, biết:
a) (2x-1)³ + 4(x-1)(x+1-2x²) = 7
b) (x+1)³ + (x-2)³ -2x²(x-1,5) = 3
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