Ask Singapore Homework?

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



Question

secondary 4 | A Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Ho jun jie
Ho Jun Jie

secondary 4 chevron_right A Maths

Q8f

Date Posted: 7 years ago
Views: 509
James Chen
James Chen
7 years ago
You may watch the step by step explanation here: https://youtu.be/xDS3ARkdIOY

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Carolyn
Carolyn's answer
12 answers (Tutor Details)
1st
is this it? haha
Carolyn
Carolyn
7 years ago
sorry change the -sin to cos!!