List the members of the following sets.
a) {x ∈ N : 5 <x2 ≤70} Hint: In this course, 0 is an elementof N.
(b) {x ∈ Z : 5 <x2 ≤70}
(c) {a,{a},{a,b}}
2. Use the roster method to express the power set of{x,{x},{x,y}}.
2. Use the roster method to express the power set of{x,{x},{x,y}}.
List the members of the following sets. a) {x ∈ N : 5
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