Examples

• $1/2 n = \Theta(n)$
• $8 \sqrt{n} = \Theta(\sqrt{n})$
• $n^2 - n +5 = \Theta(n^2) = 2 n^2$
• $F^{-1}(n) = \Theta(\log(n))$
• $7 n^4 + 2 n^3 - 4 n \log n + \sqrt{n} = \Theta(n^4)$
• $\pi^2 = \Theta(1)$