Yep Yan Ling's answer to kim Yeon Jae's Junior College 2 H2 Maths Singapore question.

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Yep Yan Ling
Yep Yan Ling's answer
5 answers (Tutor Details)
1st
Use binomial expansion and evaluate each term by checking if they produce constant
kim Yeon Jae
Kim Yeon Jae
1 week ago
Thank you very much!