Eric Nicholas K's answer to JOEY's Secondary 4 A Maths Malaysia question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
Pardon my answers as they are written in English. Please ignore the irrelevant writings (such as ln k) on the left side of the paper.