Question: 3. Show that the function f : R {4} -> R where f(r) = 2 +3 is one-to-one and find - 4 the range

3. Show that the function f : R \\ {4} ->

3. Show that the function f : R \\ {4} -> R where f(r) = 2 +3 is one-to-one and find - 4 the range of f algebraically

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