设4/(1-x2)·f(x)=d/dx[f(x)]2,且f(0)=0,则f(x)等于:()
A . (1+x)/(1-x)+c
B . (1-x)/(1+x)+c
C . 1n|(1+x)/(1-x)|+c
D . 1n|(1-x)/(1+x)|+c
设 f ( x ) 是连续奇函数且(int )_(0)^1f(x)dx=-2 则 (int )_(0)^1f(x)dx=-2设f(x)是连续奇函数且则
8.设f(x)满足等式 (x)-f(x)=sqrt (2x-{x)^2}, 且 (1)=4, 则 (int )_(0)^1f(x)dx= __
2.设 (x)=2, 且 f(0)=0 ,则 int f(x)dx= __-|||-
[问答题]设f(x)=ex,f[g(x)]=1-x2,则g(x)=--------------------.
[问答题]设f(x)=ex,f[g(x)]=1-x2,则g(x)=----------------.
设f(x)在[0,1]上连续,在(0,1)内二阶可导,且f^1/2[f(x)-x]dx= f(0), (1)=0,证明:(1)存在f^1/2[f(x)-x]dx
设 f(2)=4 , (int )_(0)^2f(x)dx=1, 则 (int )_(0)^2xf(x)dx=
[问答题]设f(x)=ex,f[g(x)]=1-x2,则g(x)=------------.
[问答题]设函数f(x)满足f(x+Δx)-f(x)=2xf(x)Δx+o(Δx)(Δx→0),且f(0)=2,则f(1)=_________
设 f(x)= )^2f(x-1)dx,