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Let f:[1//2, infty)rarr[3//4, infty) whe...

Let `f:[1//2, infty)rarr[3//4, infty)` where f(x)=`x^2-x+1`. Find the inverse of f(x). Hence or otherwise solve the equation, `x^2-x+1=1/2+sqrt(x-3//4)`

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