Let A = R – {2} and B = R – {1}. If f : A to B is a mapping defined as f(x) = (𝑥−1)/(𝑥−2).

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Let A = R – {2} and B = R – {1}. If f : A to B is a mapping defined as f(x) = (𝑥−1)/(𝑥−2). Show that the function is bijective.
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