2y²+3y-2=0的解是?

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2y²+3y-2=0
(2y-1)(y+2)=0
y=1/2或y=-2
======以下答案可供参考======
供参考答案1:
2y^2+3y-2=0
(2y-1)(y+2)=0
y=1/2或y=-2