Ariel Amadio's answer to chifuyu_.'s Secondary 3 E Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Ariel Amadio
Ariel Amadio's answer
5 answers (Tutor Details)
Answer for Question 9, do ask if there's anything you need to clarify :)