Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

secondary 3 | A Maths
2 Answers Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
pcy01
Pcy01

secondary 3 chevron_right A Maths chevron_right Singapore

helpp!thankyou!

Date Posted: 4 months ago
Views: 48

See 2 Answers

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Marcus Neale Goh Zheng Jie
Marcus Neale Goh Zheng Jie's answer
7 answers (Tutor Details)
1st
I hope this solution is clear. Feel free to clarify if you still have doubts or if you think I may have made a mistake.
Jiayang
Jiayang
4 months ago
Calculus is not part of the sec 3 syllabus. This whole exercise is clearly on discriminant and the nature of roots so you should've used that to solve the 2nd part instead.
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jiayang
Jiayang's answer
1883 answers (Tutor Details)
CTS or the good ol discriminant is more suitable for you