Question

Let f , g : R → R be defined by f (x) = 2x + 1 and g (x) = x² – 2, ∀ x ∈ R, respectively. Then, find g o f.

Answer 1

We have,  f (x) = 2x + 1 and g (x) = x² – 2, ∀ x ∈ R,