Which one of the following is a wrong statement? 1. Θ(n) +O(n) = Ω(n) 2. O(n) + Ω(n) = Θ(n) 3. Θ(n) + Ω(n) = Ω(n) 4. f(n) = O(g(n)) implies g(n) = Ω(f(n))

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8