1. Determine whether the following collection describes a well-defined set: "A group of small tomatoes." Classify each of the following sets as either finite or infinite. 2. {1,5,9,...} 3. {c|c is a cat} 4. {1,2,3,...,1000} 5. {s,m,i,l,e} 6. {mN|m=n2wherenisanaturalnumber} Use the sets provided to answer the following questions: U={31,32,33,...,50} , A={35,38,41,44,47,50} , B={32,36,40,44,48} , and C={31,32,41,42,48,50} . 7. Find AorB . 8. Find BandC . 9. Determine if set A is equivalent to, equal to, or neither equal nor equivalent to set C . Justify your answer. 10. Find n(AC) . 11. Find A(BC) . 12. Find (AB)C . 13. Find (AB)C