Ng jun hao's answer to NS's Secondary 2 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Ng jun hao
Ng Jun Hao's answer
7 answers (Tutor Details)
1st
(4S-5)(2S+3)
NS
NS
3 months ago
Any workings?