Based on the graphs of f (x) and g(x), what must the domain of (f ⋅ g)(x) be? (2 points)


{x ∈ ℝ | x ≠ –2, 3}
{x ∈ ℝ}
{x ∈ ℝ | x ≠ –2, 1, 3}
{x ∈ ℝ | x ≠ 1}