大师作文网f(x)=x^2+2x+4,则f(x-1)=?
f(x)=4^x f-1(x)表示f(x)的反函数则f-1(2^x)=
f(x)=x(x-1)(x-2)(x-3)(x-4) f'(1)=?
f(X)=f(X+2)(x
二次函数f(x)满足f(x+1)+f(x-1)=2x^2+4x,求f(x)
已知函数f(x)满足2f(x/1)-f(x)=x ,x不等于0,则f(x)等于
F(X)满足F(x)+2f(x分之1)=3X,求f(x)
已知f(x)满足2f(x)+f(1/x)=3x,求f(x)
已知f(x)满足2f(x)+f(1/x)=3x,求f(x)?
设函数f(x)满足f(x)+2f(1/x)=x,求f(x)
已知f(x)满足2f(x)+f(-x)=-3x+1,求f(x)
f(x)=x/(x^2+1)
f(x)=x^2+2x+4,则f(x-1)=?