-1/2的倒數(shù)是-2
則
2x-3=-2
2x=3-2
2x=1
x=1/2
若2x-3與-1/2互為倒數(shù),則x=
若2x-3與-1/2互為倒數(shù),則x=
數(shù)學(xué)人氣：978 ℃時間：2020-07-28 11:46:37
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