Ong Jia Zhi's answer to Ong Jia Zhi's Junior College 2 H2 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Ong Jia Zhi
Ong Jia Zhi's answer
4 answers (A Helpful Person)
Solved it