PROOF 123
Prove.
The graph of a quadratic function is symmetric about its axis
On the real numbers ℝ.
Definition D1
The graph G of a function f is the set of all ordered pairs (x, f(x)). That is, (x, y) ∈ G ⟺ y = f(x)
Proof.
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PROOF 123
The graph of a quadratic function is symmetric about its axis
On the real numbers ℝ.
Definition D1
The graph G of a function f is the set of all ordered pairs (x, f(x)). That is, (x, y) ∈ G ⟺ y = f(x)
Proof.
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