題目列表(包括答案和解析)
(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)
設f(x)是定義在R上以6為周期的函數(shù),f(x)在(0,3)內單調遞減,且y=f(x)的圖象關于直線x=3對稱,則下面正確的結論是
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)
設f(x)是定義在R上以6為周期的函數(shù),f(x)在(0,3)內單調遞減,且y=f(x)的圖象關于直線x=3對稱,則下面正確的結論是
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)
一.選擇題
1―5 CBABA 6―10 CADDA
二.填空題
11. 12.() 13.2 14. 15.
16.(1,4)
三.解答題
17,解:① =2(1,0) (2分)
?, (4分)
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