Question

Let f(x) = x² – x + 1, x ≥ `1/2`, then the solution of the equation f(x) = f^-1(x) is ____________.

पर्याय

• x = 1

• x = 2

• x = `1/2`

• None of these

Answer 1

Let f(x) = x² – x + 1, x ≥ `1/2`, then the solution of the equation f(x) = f^-1(x) is x = 1.