Anas Bin Rahamat's answer to Nicole She's Secondary 3 E Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Hi, hope this helps
Date Posted:
4 years ago
Not a good approach for E Maths since this formula is not listed in E Maths and I am not sure if the student has even learnt the addition angle formula in A Maths at this point of time (some schools have taught this already while others have not).