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    17.是函數(shù)的反函數(shù).函數(shù)g(x)的圖像與 y=關(guān)于直線y=-x成軸對稱圖形.記F,求函數(shù)F(x)的解析式及定義 域 查看更多

     

    題目列表(包括答案和解析)

    (本小題滿分12分)

    已知函數(shù)f (x)是正比例函數(shù),函數(shù)g (x)是反比例函數(shù),且f(1)=1,g(1)=2,

    (1)求函數(shù)f (x)和g(x);

    (2)判斷函數(shù)f (x)+g(x)的奇偶性.

    (3)求函數(shù)f (x)+g(x)在(0,]上的最小值.

     

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    (本小題滿分12分)
    已知函數(shù)f (x)是正比例函數(shù),函數(shù)g (x)是反比例函數(shù),且f(1)=1,g(1)=2,
    (1)求函數(shù)f (x)和g(x);
    (2)判斷函數(shù)f (x)+g(x)的奇偶性.
    (3)求函數(shù)f (x)+g(x)在(0,]上的最小值.

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    (本小題滿分12分)
    已知函數(shù)f (x)是正比例函數(shù),函數(shù)g (x)是反比例函數(shù),且f(1)=1,g(1)=2,
    (1)求函數(shù)f (x)和g(x);
    (2)判斷函數(shù)f (x)+g(x)的奇偶性.
    (3)求函數(shù)f (x)+g(x)在(0,]上的最小值.

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