Question

If a function f:[1,oo)rarr[1,oo) is defined by f(x)=x^(2)-2x+2, then find f^(-1)(x)

Answer 1

Answer:

If a function f:[1,oo)rarr[1,oo) is defined by f(x)=x^(2) -2x+2, then f^(-1)(x) is (1) 1-sqrt