94. 若二次函數f(x)=x2+bx+c對任意實數 x, f (x+8)=f (4-x) 恆成立,則 f (2)、 f (4 )、 f (8)的大小關係為何?
(A)f (2)>f (4)>f (8)
(B)f (2)>f (4)≧f (8)
(C)f (2)<f (4)≦f (8) 
(D)f (2)<f (4)<f (8)

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統計: A(3), B(46), C(8), D(9), E(0) #2319776

詳解 (共 1 筆)

#3997334


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