Jia Earn Lim's answer to LockB's Junior College 1 H2 Maths Singapore question.

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Jia Earn Lim
Jia Earn Lim's answer
96 answers (Tutor Details)
1st
This is for 4ii. I initially used quotient rule, but to differentiate the numerator (xsinx), you will need to apply product rule which I did separately as the 2nd step, I will substitute its differential at step 2. Hope this helps :)