AthenAt3739 AthenAt3739 28-11-2022 Mathematics contestada What are the values of these sums, where S={1,3,5,7}? (a). ∑(jϵS) j (b). ∑(jϵS) j2 (c). ∑(jϵS) (1/j) (d). ∑(jϵS) 1