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secondary 4 | A Maths
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Winter
Winter

secondary 4 chevron_right A Maths

Topic: polynomials/ binomial expansion

Help needed for these questions.. Especially (b) as I'm unsure of how to expand with negative powers..Thanks in advance!!

Date Posted: 2 years ago
Views: 146

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Yeo Wei Hong
Yeo Wei Hong's answer
68 answers (A Helpful Person)
1st
follow the general expansion as detailed above, then apply accordingly, replacing x when necessary. convergence is also replaced accordingly then solved for |x|< a where a is some number