2024-2025学年甘肃省嘉峪关市酒钢三中高一（上）期中数学试卷.pdfVIP

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2.(5)HER,z3z(z-2)0()

A,B.C.

3.(5)RAf(x)=1()

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A,(-0,1)B.(,+00)C(-4,1)D.(-1,4)

7.(5)z-(1+20)z+2n02,a()

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D.{a|-1a43%a2}

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A./(z)z=-1,/(z)(2,0)CO.f(t4)=f(x)

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1.(5)p:3zE[1,2],2az+2-a0,a

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