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[函数] 代数几何两不厌_一模拟试题

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realnumber Posted 2014-2-25 14:54 |Read mode

若函数$f(x)=ax^2+bx+c$(a不等于0)的图象与直线y=x有且仅有一个公共点,
$g(x)=f(f(x))-f(x)$,则$g(x)$的零点的个数为_____.

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kuing Posted 2014-2-25 14:56

FAQ改编……

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Author| realnumber Posted 2014-2-25 15:07

回复 2# kuing
en~~~~

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