Eric Nicholas K's answer to Candice lim's Secondary 3 A Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
An alternative approach using a Sec 4 A Maths method.
Candice lim
Candice Lim
4 years ago
I really appreciate your advised alternative solution, though I can't understand for now :) Once again, thanks!