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x-|3(分母)/2 × x+1|=1
人气:193 ℃ 时间:2020-10-02 02:40:29
解答
若|3(分母)/2x+1|<0
则:x—3(分母)/2x+1=1
x=2
若|3(分母)/2x+1|>0
则:x+3(分母)/2x+1=1
x=4(分子)/5
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