pravaluvian
New member
f: R->R defined by f(x) = (x+1) / (x^2 + 1)
Find f^-1((0,1))
Similarly, please show that f^-1 ((-1,2)) of f(x) = x^2 where f: R->R is (-sqrt(2), sqrt(2)).
Find f^-1((0,1))
Similarly, please show that f^-1 ((-1,2)) of f(x) = x^2 where f: R->R is (-sqrt(2), sqrt(2)).