解一元二次方程 3x²-x-2=0
解一元二次方程 3x²-x-2=0
数学人气：634 ℃时间：2019-12-13 18:21:51
优质解答
3x²-x-2=0 (3x+2)(x-1)=0 x1=-2/3 x2=1
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