题目内容
设函数f(x)=x5-5x4+10x3-10x2+5x-1,则f(x)的反函数f-1(x)为
A.
B.
C.
D.
设函数f(x)=-x5+5x4-10x3+10x2-5x+1,则f(+i)的值为
-+i
-i
+i
设x=1和x=2是函数f(x)=x5+ax3+bx+1的两个极值点.
(Ⅰ)求a和b的值;
(Ⅱ)求f(x)的单调区间
(Ⅰ)求a、b的值;
(Ⅱ)求f(x)的单调区间.
设函数f (x) =x5-5x4+10x3-10x2+5x-1,则f (x)的反函数 f-1 (x) =___________