已知3x²+xy-2y²=0,求(1+2y³/x³-y³)÷()
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已知3x²+xy-2y²=0,求(1+2y³/x³-y³)÷()
已知3x²+xy-2y²=0,求(1+2y³/x³-y³)÷()
已知3x²+xy-2y²=0,求(1+2y³/x³-y³)÷()
(3x-2y)(x+y)=0
y=3x/2或者y=-x
分别代入,求出答案即可