Let d = {d ∈ q | d < 2} and j = {j ∈ q | j < 8} be dedekind cuts. consider the set dj = {dj | d ∈ d, j ∈ j}.
is dj a dedekind cut? justify your answer.

Need same math paper but the back now i hope your able to read it cleary i need with hw

Asinusoidal function whose frequency is 1/6pi

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