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[单选题]
设函数f(x)=(x-1)√4-x,则f(x)在区间_____上满足罗尔定理条件。
A.(1,4)
B.[1,4]
C.[-2,2]
D.[0,6)
查看答案
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A.(1,4)
B.[1,4]
C.[-2,2]
D.[0,6)
函数f(x)=x2+2x- 5,则f(x-1)等于() (A)x2-6 (B)x2-5 (C)x2-2x-6 (D)x2-2x-5
函数f(x)=(x-1)(x-3)的最小值是() (A)-4 (B)-3 (C)-1 (D)0