解不等式1/(x+4)+1/(x+5)>1/(x+6)+1/(x+3)

发布时间:2021-02-26 15:44:43

解不等式1/(x+4)+1/(x+5)>1/(x+6)+1/(x+3)

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解不等式1/(x+4)+1/(x+5)>1/(x+6)+1/(x+3)(图1)
======以下答案可供参考======
供参考答案1:
移向,通分,可化为(2x+9)/(x+3)(x+4)(x+5)(x+6)>0同解于(2x+9)(x+3)(x+4)(x+5)(x+6)>0穿根法得 x解分式不等式要小心去分母,尽量不去
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