摘要:8. 设f(x)是定义在R上以6为周期的函数.f(x)在(0,3)内单调递减.且y=f(x)的图象关于直线x=3对称.则下面正确的结论是 ( ) (A), (B), (C), (D)
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设f(x)是定义在R上以6为周期的函数,f (x)在(0,3)内单调递减,且y=f (x)的图象关于直线x=3对称,则下面正确的结论是
(A)f (1.5)< f (3.5)< f (6.5) (B)f (3.5)< f (1.5)< f (6.5)
(C)f (6.5)< f (3.5)< f (1.5) (D)f (3.5)< f (6.5)< f (1.5)
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设f(x)是定义在R上以6为周期的函数,f(x)在(0,3)内单调递减,且y=f(x)的图象关于直线x=3对称,则下面正确的结论是( )
A.f(1.5)<f(3.5)<f(6.5) B.f(3.5)<f(1.5)<f(6.5)
C.f(6.5)<f(3.5)<f(1.5) D.f(3.5)<f(6.5)<f(1.5)
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