Big O notation is denoted with \(\bigo{g(n)}\) and indicates an worst-case asymptotic upper bound. While \(2n^2\) is in \(\bigo{n^9}\), it’s preferred to be as precise as possible and state the lowest valid case: \(2n^2 = \bigo{n^2}\).

Big O notation is denoted with \(\bigo{g(n)}\) and indicates an worst-case asymptotic upper bound. While \(2n^2\) is in \(\bigo{n^9}\), it’s preferred to be as precise as possible and state the lowest valid case: \(2n^2 = \bigo{n^2}\).