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Mathematics Question on Functions

Let A = \left\\{x\in R; x\ge\frac{1}{2}\right\\} and B = \left\\{x\in R; x\ge\frac{3}{4}\right\\} If f:A→Bf : A \rightarrow B is defined as f(x)=x2−x+1f(x) = x^2 - x + 1 , then the solution set of the equation f(x)=f−1(x)f(x) = f^{-1}(x) is

A

1\\{1\\}

B

2\\{2\\}

C

12{\frac {1}{2}}

D

None of theseNone\, of \,these

Answer

1\\{1\\}

Explanation

Solution

Answer (a) 1\\{1\\}