设函数y=f(x)满足f(x-1)=x^2-2x+3(x

问题描述:

设函数y=f(x)满足f(x-1)=x^2-2x+3(x

配方,f(x-1)=(x-1)^2+2,x=3
故f^-1(x+1)=-√(x+1-2)=-√(x-1)��Ϊ��x