Goh Kai Lun's answer to Eleanor's Secondary 3 A Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Hi Eleanor, this is a common question in the exams. Hope the workings are clear and helpful for you. All the best.
Date Posted:
1 year ago
360 Tutoring Program