已知f(2x-1)=3x+2,则f(x)=______,f(2)=_______.
f(x)满足f(x)+2f(1/x)=3x,则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)?
已知f(x)满足2f(x)+f(-x)=-3x+1,求f(x)
1.已知f(x)是二次函数,且f(0)=2,f(x+1)-f(x)=x-1,则f(x)=_______.
f(x)函数的填空题已知f(x)={x²,x>0 {f(x+1),x≤0 则f(2)+f(-2)=______
1.已知f(2x+1)=3x-4,则当f(x)=4时x=_______
f(x)=x2-3x,则f(2x-1) =______,f[f(x)]=_____
1.已知f(x-1)=x^2+x,则f(2)=______,f(x+2)=________
已知f(x)满足2f(x)+f(1/x)=3x,则f(x)=
已知f(x+1)+2f(-x)=3x²+x,求f(x)
已知f(x-1)=x2-2x,则f(3)等于______.