No formal proof needed Which statements are true and which a

No formal proof needed. Which statements are true and which are false? Thanks much for your help.

Which statements are true? (a) If {ss) is unbounded then it is true that either limn oc Sn-Oo or else limnoo Sn-_00 (b) If {&J; is unbounded then lim-oo 18ml = oo. (c) If {s») and {t») are both bounded then so is +

Solution

a) TRUE

b) TRUE

c) TRUE

d) FALSE, not necessarily

e)TRUE

f)TRUE

g)TRUE

h)FLASE, not necessarily