Eric Nicholas K's answer to Wei Kang's Junior College 1 H2 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
Unlike part iii, this part does not require you to leave your answer in exact form, so in this case I didn’t bother to change the format to t; it’s easier to do with respect to y in this case