Dr. G's answer to .'s Secondary 4 A Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Dr. G
Dr. G's answer
306 answers (Tutor Details)
1st
.
.
8 months ago
Hello, thanks for the reply! But the question is under differentiation, would I need to use any differentiation to solve it?