Esther Lim's answer to Cindy's Secondary 4 E Maths question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Part ii might seem a bit unfair if your teacher didnt teach you the property I guess. Knowing such patterns/properties are useful in set theory.
Date Posted:
7 years ago
360 Tutoring Program