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(陕西卷理5)已知函数f(x)=若f(f(0))=4a,则实数a等于( ) A....
(陕西卷理5)已知函数f(x)=
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若f(f(0))=4a,则实数a等于( )
A.
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B.
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C.2
D.9
考点分析:
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