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您好.很高興為你解答疑惑.和X軸有交點,就是當Y=0的時候了,你把Y=0代入式中,有:(1/2)^|1-x|+m=0(1/2)^|1-x|=-mm=-(1/2)^|1-x|令|1-x|=zm=-(1/2)^zz=|1-x|≥00>m=-(1/2)^z≥-1所以m的取值範圍是[-1,0)希望您能…
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