ANSWER;
universal set: U- {1,2,3,4,5,6,7}
Subset: A- {1,2,4,6,7}
B- {2,3,4,5,6}
STEP-BY-STEP EXPLANATION;
•A universal set is a set which has elements of all the related sets, without any repetition of elements.
•A set A is a subset of another set B if all elements of the set A are elements of the set B. In other words, the set A is contained inside the set B.
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Answers & Comments
ANSWER;
universal set: U- {1,2,3,4,5,6,7}
Subset: A- {1,2,4,6,7}
B- {2,3,4,5,6}
STEP-BY-STEP EXPLANATION;
•A universal set is a set which has elements of all the related sets, without any repetition of elements.
•A set A is a subset of another set B if all elements of the set A are elements of the set B. In other words, the set A is contained inside the set B.