Question: a) Find an expression for f (x). b) Find the domain for which this inverse function is defined. c) Show that ff (x)

a) Find an expression for f−¹(x). 

b) Find the domain for which this inverse function is defined.

c) Show that ff−¹(x) = x.

f(x) = x² +1/2x² +1 , x ∈ R, x ≥ 2

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